Undenatured Type II Collagen vs. Hydrolyzed Collagen: Which One Will Transform You?

When choosing the right collagen for your dog’s canine joint health, understanding the impact of both undeniated type II collagen and hydrolyzed collagen is essential. Collagen is the most abundant protein in the body, playing a crucial role in maintaining tissue structure, especially in the joints. The undeneatured type II collagen (commonly referred to as UC-II) is derived from chicken sternum cartilage and uniquely retains its natural 3D structure, which closely mirrors that of dog cartilage. This preservation of structure is key because it helps support the immune system’s recognition of damaged tissue, providing protection to the joints. In contrast, hydrolyzed collagen, which has been broken down into smaller peptides, is typically more predominant in supplements but may lack the same ability to interact with the immune system in a way that UC-II does. Understanding the distinction between these two types can make a difference in terms of effectiveness, ensuring you get the benefits your dog needs for optimal joint health. When considering supplemental collagen for joint support, it’s essential to understand the different mechanisms of action between undeniated type II collagen and hydrolyzed collagen. Undenatured type II collagen works by promoting oral tolerance, allowing the immune system’s recognition of collagen and providing protection for the joints. This helps reduce joint pain and improve mobility in a natural way. On the other hand, hydrolyzed collagen is broken down into smaller fragments, which can be absorbed more easily, but without the same immune response triggered by UC-II. Scientific studies have overwhelmingly supported the efficacy of UC-II in improving joint health, especially when it comes to reducing joint pain. In contrast, there are no studies that have shown hydrolyzed collagen offers the same benefits for bone health or in treating conditions like osteoarthritis. Additionally, UC-II has a minimal dosage requirement, making it a convenient choice for those seeking joint relief without the need for large amounts of collagen. This growing popularity of undeniated type II collagen in supplements highlights its role in effective joint care, as it supports native collagen in the body while protecting joint tissue without altering the immune system’s response.

Table of Contents

Undenatured Type II Collagen VS Hydrolyzed Collagen – A Vet’s Opinion Article 1

What is UC-II or Undenatured Type II Collagen?

UC-II is a type of collagen that is undenatured, meaning it retains its natural 3D structure. This special process preserves the collagen, ensuring it remains as real collagen, similar to the structure found in dog cartilage. UC-II is produced from chicken sternum cartilage and contains high amounts of collagen II, which is essential for joint health. Unlike other types of collagen, this undenatured form helps the immune system recognize and protect joint tissues, making it a powerful supplement for supporting joint function and reducing pain.

The Role of Collagen in Joints and Its Types

The Role of Collagen in Joints and Its Types

Collagen, the most abundant protein in the body, plays an important role in maintaining the structure and function of various tissues, such as cartilage, tendons, and ligaments. Among the main types of collagen, type I, type II, type III, and type IV are the most prevalent. Specifically, collagen II is crucial for the joints, as it provides the necessary support for cartilage, which helps in reducing joint pain and improving mobility. In terms of joint health, type II collagen is essential because it makes up a significant portion of the cartilage structure, which allows for smooth and flexible movement. This is why undeniated type II collagen is so effective when it comes to supporting joint health and maintaining their function.

What is Collagen I and Its Role?

Collagen I is the most abundant type of collagen in the body. It is responsible for providing strength and structure to various tissues like skin, tendons, ligaments, and bones. This type of collagen plays a key role in maintaining the integrity and durability of these tissues, making it essential for overall body strength and flexibility. While collagen II is crucial for joint health, collagen I is the backbone of the body’s connective tissues, supporting movement and protection from strain or injury.

Why is Collagen II Important for Joint Health? 

Collagen II is essential for maintaining healthy joints. It is primarily found in cartilage, where it plays a crucial role in supporting and reducing joint pain. This type of collagen helps preserve the structure and flexibility of the cartilage, which allows for smooth joint movement. Without collagen II, joints can become stiff, leading to pain and discomfort, especially in older dogs or those with joint issues. That’s why ensuring your dog’s diet includes enough collagen II is vital for their joint health.

The Role of Collagen III in Tissue Health

Collagen III is often found in conjunction with collagen I and plays an important role in maintaining the structure of the extracellular matrix. This type of collagen is crucial for the integrity of tissues like skin, blood vessels, and internal organs. While collagen II is more focused on cartilage and joint health, collagen III works alongside collagen I to provide support and strength to various connective tissues. Together, these collagens help form a stable framework for the body’s tissues, contributing to overall health and flexibility.

The Importance of Collagen IV in the Body

Collagen IV is a main component of the basement membrane, providing crucial structural support to organs and various tissues throughout the body. Unlike collagen I and collagen II, which focus on the strength and flexibility of skin and joints, collagen IV helps maintain the integrity of the cellular layers that protect and separate tissues. It plays a key role in ensuring that organs function properly by supporting their structure at the cellular level, making it indispensable for overall body health.

Key Facts About UC-II® and Its Benefits 

UC-II®, a form of undenatured type II collagen, has been shown in scientific studies to effectively reduce dog pain and inflammation. Unlike other joint supplements, it works by relieving discomfort and helping dogs regain mobility through its patented extraction process from chicken sternum cartilage. In fact, studies have demonstrated that UC-II® can provide better results than the traditional combination of chondroitin and glucosamine. While many joint supplements fail to show significant improvement, UC-II® has been proven in plate-force studies to offer remarkable benefits. When combined with Omega 3s, it can offer even more joint health support, making it a highly effective supplement for dogs with joint issues.

What Sets UC-II® Apart from Hydrolyzed Collagen?

The main difference between UC-II and hydrolyzed collagen lies in the way they are processed. UC-II is undenatured, meaning the process used to make it preserves its natural 3D structure, keeping it as real collagen. This preservation allows it to interact effectively with the immune system, supporting joint health. In contrast, hydrolyzed collagen is made by breaking down collagen into smaller pieces, which can sometimes result in deteriorated collagen that doesn’t maintain its full, natural form. While both types of collagen support joint health, the undenatured nature of UC-II helps it more closely mimic the version of collagen found in dog cartilage, making it more effective in some cases for reducing joint pain and improving mobility.Difference Between Undenatured Type II Collagen (UC-II) and Hydrolyzed Collagen

Is UC-II® Undenatured Type II Collagen Better Than Hydrolyzed Collagen for Joints?

The simple answer is yes, UC-II is often better than hydrolyzed collagen for joints, especially in dogs. There are a few reasons for this. First, UC-II is undenatured, meaning it retains its natural structure, which makes it more effective at interacting with the immune system to reduce inflammation and joint pain. On the other hand, hydrolyzed collagen is broken down into smaller pieces, which might not work as well for joint health. For a joint supplement to be most beneficial, it needs to support cartilage and help restore its function, something UC-II does very well compared to hydrolyzed forms.

Do Studies Support UC-II®’s Effectiveness?

There are over 20 studies that support the effectiveness of UC-II, with most of them demonstrating its ability to reduce joint pain and improve mobility. These studies show that UC-II works better than hydrolyzed collagen in many cases, especially when used on its own, rather than in combination with other ingredients. In fact, the results of these studies suggest that UC-II can provide significant joint health benefits with less than 3 doses per day, making it a more convenient option. While hydrolyzed collagen also has some benefits, the research consistently shows a stronger association between UC-II and joint relief.

What is the Ideal Dosage for UC-II® and Hydrolyzed Collagen?

When it comes to dosage, there is a clear difference between UC-II and hydrolyzed collagen. For hydrolyzed collagen, a large dosage of 2 to 10 grams is often required to see noticeable effects. However, UC-II works effectively with much smaller amounts, such as 20mg for a small-sized dog or 40mg for an average-sized dog. This is because UC-II operates through a unique mode of action by supporting oral tolerance, allowing the immune system to recognize the collagen and prevent the degradation of cartilage. Its 3D undenatured structure allows it to directly help rebuild cartilage, which is crucial for joint health. Unlike hydrolyzed collagen, the effects of UC-II have been well-explained and demonstrated in numerous studies, making it an effective supplement for joint care. The potential of hydrolyzed collagen as building blocks for cartilage repair is not well-known and has not been demonstrated as effectively as UC-II.

How Effective is UC-II® Compared to Hydrolyzed Collagen? 

The efficacy of UC-II is largely due to its unique mode of action, which is based on oral tolerance. Scientists have identified that UC-II works by helping the immune system recognize and prevent the breakdown of collagen in the joints. This action is well-understood and has been proven to be effective. On the other hand, the mode of action of hydrolyzed collagen is still not well understood, and it often requires much higher doses to show any noticeable results. This makes UC-II a more efficient choice when compared to hydrolyzed collagen, as it works at a much lower dosage to improve joint health.

Can Collagen Supplements Help Arthritis? Article 2

Collagen is a critical protein in the body that acts like glue, providing structure and support to connective tissues such as skin, bones, ligaments, tendons, and cartilage. It is made up of amino acids like glycine, proline, and hydroxyproline, which are essential for maintaining the integrity of joints and other tissues. There are 28 types of collagen, with Type I being the most abundant, found in teeth, skin, and bones. Type II collagen, which makes up 90% of the collagen in joint cartilage, is particularly beneficial for protecting and supporting the joints. This type is often the focus in dietary supplements for arthritis, as it helps reduce inflammation and improve joint mobility. The molecules in Type II collagen are arranged in a way that supports joint tissue structure, making it a key component for joint health. Recent studies have shown that collagen, especially Type II collagen, may be beneficial for people with osteoarthritis (OA). Scientists have identified biomarkers in Type II collagen, which can be used as a biological indicator of joint health. Type X collagen, which is present in bone and joint cartilage, is also seen as a biomarker for OA, and higher levels of collagen in the body can help reduce pain and stiffness. For those with joint issues, supplements containing Type II collagen may provide relief, promoting healing and reducing inflammation, helping manage the symptoms of arthritis more effectively.

Hydrolyzed vs. Undenatured Collagen: What’s the Difference?

Hydrolyzed vs. Undenatured Collagen What’s the Difference

There are two main types of collagen in dietary supplements: hydrolyzed collagen and undenatured type II collagen (also known as UC-II). Hydrolyzed collagen, also called collagen peptides or collagen hydrolysate, is broken down into smaller pieces, making it easier for the body to absorb and use. It is often found in powder form, which dissolves easily in liquids like smoothies or coffee, making it convenient to add to your daily routine. Most hydrolyzed collagen comes from animal sources such as hides, hooves, bones, and scales of cows, pigs, or fish. On the other hand, undenatured collagen is not exposed to heat, acids, or enzymes, preserving its natural structure. UC-II, for example, is derived from chicken breastbone cartilage and remains intact, offering specific benefits for joint health. While hydrolyzed collagen is widely used for general collagen support, undenatured type II collagen targets joints more effectively by helping to rebuild and protect cartilage.

Why Take Collagen Supplements?

As we age, the collagen in our body naturally breaks down, and the process of collagen production slows down. By the time we reach 25 or 30, the body loses about 1% a year, leading to a declining amount of this crucial protein. Collagen is made up of amino acids, which are essential for maintaining healthy skin and joints, but as we age, this fraction of collagen in our bodies decreases, especially with factors like smoking, drinking alcohol, and excessive sun exposure. By 40, the effects become more noticeable, and by the age of 80, a significant amount of collagen has been lost. Collagen supplements have become popular, generating $2 billion in annual revenue in the U.S. alone. They are marketed to help restore youthful, smooth skin, maintain flexible, pain-free joints, and support overall health benefits like reducing inflammation from conditions such as arthritis, rheumatoid arthritis, and lupus. For those experiencing the effects of menopause or other autoinflammatory forms, collagen can be a way to slow down the aging process and maintain the quality of skin and joints, bringing back the feeling of a fountain of youth.

What Does the Research Say About Collagen?

Research has investigated the effects of collagen supplements on various health issues, including aging skin, wound healing, and joint conditions like OA (osteoarthritis) and RA (rheumatoid arthritis). Some studies have shown modestly positive trial results, particularly for joint pain relief and bone health, including its potential benefits for osteoporosis. However, there is still a lack of strong evidence regarding its effectiveness for issues like high cholesterol. While collagen supplements have shown promise, especially for aging skin and wound healing, the quality and results of the research vary, and more robust studies are needed to confirm these benefits across different health problems.

Collagen and Skin Health: What the Research Shows

There has been a lot of hoopla around the effects of collagen on skin health. A meta-analysis of 19 studies involving over 1,000 people showed excellent results from collagen supplements for improving hydration, elasticity, and density of the skin, especially after about three months of use. One 2018 randomized controlled trial found that a daily dose of 1,000 mg of collagen peptides significantly improved skin elasticity and reduced wrinkles after 12 weeks compared to a placebo. A 90-day study on liquid fish collagen also showed glowing results, with users reporting more elastic, hydrated skin and fewer wrinkles. However, real-world results can vary, and some people may experience mild side effects like stomach upset. Despite this, the findings suggest that collagen can have a rejuvenating effect on skin, providing visible improvements to skin health over time.

Collagen and Osteoarthritis: What the Research Says

Osteoarthritis (OA) has been extensively studied for its treatment options, and collagen has emerged as a promising solution. Research quality varies, but findings generally show positive effects from hydrolyzed collagen and UC-II. In a small observational study, hydrolyzed collagen (such as Promerim) was shown to reduce pain and stiffness in patients with knee OA over the course of a month, although it lacked a control group. More rigorous research, like a randomized trial, showed that 40 mg of UC-II collagen, in combination with glucosamine and chondroitin, significantly reduced pain and improved joint function after six months compared to a placebo. In total, 41 animal studies and 25 clinical trials have demonstrated that UC-II collagen can benefit cartilage repair and aid in reducing symptoms of OA, especially at the right dose and type of brand.

Collagen and Rheumatoid Arthritis: What the Research Says

Rheumatoid arthritis (RA) is an inflammatory disease, and scientists have been exploring the potential of collagen supplements to reduce inflammation and help with joint health. While there is lack of clear evidence from well-conducted trials, some studies show promise. For example, a year-long randomized controlled trial with 100 postmenopausal women found that taking 5 grams of collagen peptides a day significantly increased bone mineral density (BMD) in the spine and upper thigh, compared to a placebo. This suggests collagen might help with osteoporosis and bone health, which is important for RA patients who often experience lost bone. The study also found that collagen may help with other health issues like high blood pressure, which dropped considerably in participants taking the supplements. While RA is an autoimmune condition and anti-inflammatory properties of collagen are still being studied, these findings suggest collagen might play a role in supporting bone health and reducing some symptoms of RA.

What Else You Should Know About Collagen?

Collagen is naturally derived from various food sources, including bone broth, fish, and chicken. While supplements can offer spectacular results, it’s important to consider the potential side effects. Although collagen is generally safe, excessive consumption or poor-quality supplements may cause some mild discomfort or harm, such as digestive issues. Always check the quality and source of the collagen in supplements before adding them to your routine, and be mindful of dosage to ensure you’re getting the benefits without negative side effects.

Can Vegetarians or Vegans Take Collagen?

For vegetarian or vegan individuals, traditional collagen supplements, which are usually derived from animals, may not be an option. However, there are plant-based products that support the body’s natural ability to make collagen. These nutrients often include vitamin C and zinc, which are crucial for collagen production, and they can be found in various plants. While plants do not contain collagen directly, they provide the essential elements needed for the body to produce its own collagen, making them an excellent choice for those seeking plant-based alternatives.

How Much Collagen Should You Take? 

The best amount of collagen to take depends on the source of collagen and your specific goals. For UC-II, experts often recommend taking around 40 mg a day, as shown in several studies where it effectively supports joint health. On the other hand, hydrolyzed collagen typically requires a higher dose, ranging from 2.5 to 15 grams, to achieve similar benefits. While some experts think that more collagen is always better, it’s essential to find the right balance for your body and pocketbook. The amount needed to achieve optimal results can vary depending on individual needs and preferences, but both types can provide significant benefits when taken in the right amounts.

What Are the Best Sources of Collagen?

Bone broth and gelatin are often touted as good sources of collagen, and they are commonly found in commercial products. However, the quality of these sources can vary, especially when products are marketed with additives like vinegar. It’s important to check the ingredient list to ensure you’re getting pure, unflavored collagen. While bone broth is a rich source, its collagen content can become less robust after being cooked for extended periods. Using it in its most concentrated form may be challenging, but it remains an excellent option for those who prefer a more natural and less processed source of collagen.

What You Should Know About Collagen Products

ConsumerLab, an independent organization, tests and reviews various collagen products to ensure they meet quality standards. Their reports highlight issues like the accuracy of the label and whether a product contains harmful contaminants, such as toxic metals like cadmium. These findings help consumers make informed choices when selecting supplements, ensuring that the products they choose are both effective and safe for use.

Do Collagen Supplements Require a Lifetime Commitment?

Taking collagen supplements is often seen as a life-time commitment, especially as we get older. As the body naturally gobbles up collagen faster than it can replace it, supplementing with collagen helps maintain healthy joints and skin. Over time, the production of collagen in the body slows down, making it necessary to consistently use supplements to support the body’s ability to replenish this vital protein and prevent signs of aging.

Undenatured Collagen versus Hydrolyzed Collagen Peptides article 3

So, what’s the difference?

The main difference between undenatured collagen and hydrolyzed collagen lies in their structure and how they support the body. Undenatured collagen is the native form of collagen, extracted from cartilage, such as from hens, and maintains its triple helix shape, a helical structure that makes it bioactive. This type of collagen acts as an immune modulator, helping the immune system recognize and support joint health without attacking the body’s joint cartilage. It’s effective in small doses and helps keep joints strong and flexible. On the other hand, hydrolyzed collagen is broken down into smaller pieces, making it easier to digest, but it does not provide the same renewed and rebuilt strength for cartilage as undenatured collagen does.

Understanding the Difference Between Hydrolyzed Collagen and Native Collagen

Understanding the Difference Between Hydrolyzed Collagen and Native Collagen

Hydrolyzed collagen, also known as collagen peptides, is made by enzymatic hydrolysis, a process where bonds in the original collagen protein are broken, resulting in amino acid chains called peptides. These smaller peptides are bioavailable, meaning they are easily absorbed by the body and can be quickly used for rebuilding connective tissue. Hydrolyzed collagen typically contains Type 1, Type 2, and Type 3 collagen, as well as others, which are essential for maintaining the health of the skin, joints, and bones. In contrast, native collagen retains its triple helix structure, providing stronger support for the immune system and joint health due to its original form.

How Do Collagen Supplements Differ?

Collagen supplements can differ in their dosage and how they work in the body. Hydrolyzed collagen peptides typically require larger doses to be effective, as they are broken down into smaller pieces that the digestive tract can absorb. On the other hand, undenatured collagen works well with a small daily dose and exerts its benefits by directly interacting with the immune system. It promotes the synthesis of new collagen and helps rebuild connective tissue, making it particularly useful for joint health. The key difference is how each type of collagen promotes the rebuilding process, with undenatured collagen offering more targeted support for immune function and joint repair.

What Makes KATE Laboratories Collagen Supplements Stand Out?

KATE Laboratories, known as industry leaders in the field of collagen supplements, use patented processing technology to extract Type 2 collagen in its native, biologically active form. Their Carticol® formula ensures that the collagen remains effective and intact, making it a powerful choice for those seeking high-quality collagen supplements. This unique approach helps preserve the structure and benefits of collagen, allowing it to work optimally for joint health and connective tissue repair.

What Does the Research Say?

Undenatured type II collagen is a unique dietary supplement that supports joint health by working with the immune system to provide relief from symptoms like stiffness and discomfort, while also improving mobility. Unlike denatured or hydrolyzed collagen, which undergoes significant changes during processing, undenatured collagen maintains its native structure, which plays a crucial role in its ability to interact with the immune system through oral tolerance. This means that the body recognizes it as an innocuous material, not a harmful foreign invader, allowing it to target antigenic epitopes more effectively. While both undenatured and hydrolyzed collagen offer similar benefits for promoting joint health, undenatured collagen stands out for its ability to provide specific therapeutic benefits related to immunomodulation. The physicochemical and analytical characteristics of undenatured collagen distinguish it in the supplement market, with evidence showing it provides targeted support for joint function.

How Are Collagen Supplements Analyzed?

Collagen supplements come in various forms, such as supplement powders or capsules, and are made from raw material that undergoes examination to ensure quality. Studies have analyzed these products using electron microscopy to check the color, particle size, and amino acid content to assess their quality profiles. Fatty acid profiles are also examined to understand the impact on health. To further evaluate the antigenic potential, ELISA assays are performed to identify how the collagen fibers are structured and whether they retain their antigenic configuration. Some studies have shown significant differences between types of collagen, which is important for both consumers and practitioners to know, as it determines whether they are interchangeable or not.

What’s the Process Behind Collagen Supplement Manufacturing?

Collagen supplements are produced using raw materials like chicken sternum and processed into various finished dosage forms, such as powdered form or tablet. For example, UC-II, a well-known undenatured type of collagen, is derived and commercially distributed by companies like Bioberica, S.A.U. in Barcelona, Spain and Lonza Consumer Health Inc. in the USA. The samples undergo extensive testing for quality control, with specific Lots no. like CII-X, CII-Y, and their respective subtypes X1, X2, Y1, and Y2. These tests ensure that the antigenic configuration of UC-II remains intact during processing, supporting its effectiveness in promoting joint health. Companies carefully track the lot numbers, such as 19FS211801, 19FS093321, and 19FS122324, to guarantee consistency and quality in the final product.

How Are Collagen Products Tested and Verified?

When it comes to ensuring the quality of collagen supplements, manufacturers provide a Certificate of Analysis (CoA) for each typical lot produced. This document details the specifications and measured values of the product, including the total collagen content, which should be ≥25%, and the type II content, which should be ≥4%. Additionally, measurements of the product’s purity are often conducted, ensuring that the type II collagen content is ≥3%. These specifications ensure that the product meets the expected quality standards, giving consumers confidence in the product’s effectiveness.

Physical Characteristics: How Is Collagen Assessed?

Physical Characteristics How Is Collagen Assessed

When assessing the physical characteristics of collagen products, several factors are immediately observed. Visual assessment includes noting the color of the product, checking for any clumping, and evaluating its appearance in an aliquot under a dark background. Additionally, the odor of the product is assessed to ensure it meets quality standards. All these observations are made immediately upon opening the sealed storage bags to ensure the product is in proper condition before use.

Hunter Color: How Is It Measured?

The color of collagen products made from raw materials such as CII-X and CII-Y is determined using the Hunter ColorQuest XE instrument. This tool uses CIE Lab color scales based on the CIELAB color space, a system created by the International Commission on Illumination (CIE) in 1976. The measurements provide three key values: L* (lightness, ranging from black to white), a* (from green to red), and b* (from blue to yellow). The L reading for the product can show if it is slightly lighter or darker, while the a and b measurements help identify if there’s a brownish or different color shift. Duplicate measurements in glass cuvettes allow for more accurate data, ensuring any numerical change in color reflects a visually perceived change in the product.

How Is Density Measured in Collagen Products?

The density of collagen products is determined by measuring their bulk volume. A sample weighing 50 ± 0.5 g is placed into a funnel and allowed to flow freely, while vibration or tapping may be used to settle the sample. The tapped volume is then measured in a 100-mL volumetric cylinder. To ensure accuracy, a Stav 2003 Stamp volumeter or a device from J Engelsmann AG may be actuated, tapping the sample 100 times. From these measurements, the bulk density and tapped density are calculated by dividing the volumes by the sample weights. This process ensures consistent and precise density readings for collagen supplements.

How Is Particle Size Measured in Collagen Supplements?

The particle size distribution of collagen supplements is often measured to assess their quality and effectiveness. The Food Science Department at Cornell University in Ithaca, NY uses a Brookhaven 90Plus Nanoparticle Size Analyzer from Brookhaven Instruments to conduct this analysis. In the process, samples of 60 ± 0.5 mg are suspended in 25 mL of deionized water, which is thoroughly mixed to create suspensions. These suspensions are then transferred into 4 mL polystyrene cuvettes, and the particle sizing is immediately measured. The particle sizes in the samples can range from <1 nm to 6 μm, providing valuable information on the consistency and quality of the product.

Quality Analysis: How Are Collagen Products Tested?

The quality analysis of collagen products includes various tests to ensure they meet safety and effectiveness standards. Moisture content in raw materials is measured using a Computrac Max 100 moisture analyzer at the National Food Lab in Ithaca, NY. This process involves loss on drying to determine the product’s moisture levels, and duplicate measurements ensure accurate results. For chemical testing, companies use methods such as the percentage nitrogen and ash content, determined by AOAC Official Methods of Analysis. Additionally, heavy metals are tested using inductively coupled plasma mass spectrometry (ICP-MS), and microbiological testing is performed following USP guidelines to ensure the product is safe for consumers. These comprehensive tests ensure the product’s integrity and consistency.

How Is Microbiological Testing Done on Collagen Products?

Microbiological testing of collagen products is essential to ensure they are safe for consumption. Companies like Eurofins USPC conduct tests to detect harmful bacteria such as E. coli, Enterobacteriaceae, Bile-Tolerant Gram-Negative Bacteria, and Salmonella. They also check for Staphylococcus aureus, and perform Yeast and Mold Count tests to assess the presence of fungal contaminants. The pH of the product is tested by creating a 5% dispersion of 1 g product in 20 mL purified water. The solution is carefully dispersed, and the pH is measured using an Accumet Research Ar25 pH meter from Fisher Scientific. All results are reported as averages from duplicate readings, ensuring accurate and reliable data for each batch of collagen.

How Are Fatty Acid Profiles Analyzed in Collagen?

The fatty acid profiles of collagen products are critical for understanding their nutritional value. Folch et al. (1957) and Geldenhuys et al. (2013) provide established methods for analyzing these profiles. Their research outlines techniques for extracting and measuring the fatty acids present in collagen, which helps determine the overall quality and health benefits of the product. This analysis is important for consumers and manufacturers alike, as it ensures that the collagen meets specific health standards, supporting its role in joint and skin health.

Transmission Electron Microscopy of Type II Collagen: Analyzing Collagen Structure

Transmission electron microscopy (TEM) is a powerful tool used to study collagen type II at a detailed level. In studies such as Dahl et al. (2007), collagen powders made from raw materials are analyzed through techniques like thin-sectioning and fixation using 2.5% vol/vol fresh glutaraldehyde in 0.2 M sodium cacodylate at pH 7.4. The samples are further treated with osmium tetraoxide and immersed in solutions of ethanol and acetone before embedding in resin for observation. Using TEM, images are captured at varying magnifications, starting with lower-magnification images to assess the relative abundance of fibrils and moving to higher-magnification images to reveal the detailed morphology of individual filaments. This multiscale imaging approach provides a comprehensive view of the collagen type II structure, allowing for precise analysis of its material properties.

Total Collagen Assays and Undenatured Type II Collagen

In total collagen assays, both raw materials and finished products like capsules are individually analyzed to determine their total collagen content. One key method for assessing this is amino acid analysis (AAA), which helps break down and measure the specific collagen types present. For undenatured type II collagen, specific methods have been established and validated to precisely measure its content. Companies like NEXT Bio Research Services, LLC in Chester, VA, USA perform these tests to ensure accurate results for collagen products, especially when distinguishing undenatured type II collagen from other forms. These assays help maintain the quality and consistency of collagen supplements.

Extraction of Collagen from Test Samples

To extract collagen from raw materials like CII-X, CII-X1, CII-X2, CII-Y, CII-Y1, and CII-Y3, duplicate samples of 3–5 g are taken from capsules and their contents are thoroughly mixed. The samples are analyzed for the total nominal collagen content, which is expected to be around 200 mg per sample. These samples are often pooled together to get an accurate representation of the collagen from different capsule types. Extraction methods are then employed to isolate the specific types of collagen present, including various CII types, such as CII A–F, ensuring the quality and purity of the collagen for further analysis.

How Is Collagen Extracted and Analyzed from Samples?

To extract and analyze collagen materials, the samples are first washed with 3 M guanidine-HCl and suspended in 50 mM acetic acid, where the pH is adjusted to 2.8. Then, 70%(vol/vol) formic acid is used to aid the digestion of collagen. Solid pepsin from Sigma Aldrich (catalog P7012) is added to start the pepsin digestion reactions, which are stopped with 10× Tris-buffered saline and CaCl2, with the pH adjusted to 8 using 5 N NaOH. Afterward, a portion of the pepsin digest undergoes further treatment with elastase from Chondrex Inc. (Catalog 30047), and the sample is centrifuged to separate the supernatants into a clean tube. The undigested collagen is then assessed for undeneatured collagen content using an ELISA assay for quantitative determination.

ELISA for Undenatured Type II Collagen: How Is It Measured?

ELISA for Undenatured Type II Collagen How Is It Measured

To measure undenatured type II collagen content in samples, ELISA assays are commonly used, such as the Type II Collagen Detection Kit from Chondrex Inc. (Catalog 6018). This method involves the use of purified Type II avian collagen (Catalog 9034) as a reference standard, which helps calculate the percent of undenatured type II collagen in the sample. The process follows a well-established protocol, as outlined by Lugo (2019) and carried out by labs like NEXT Bio Research Services, LLC in Chester, VA, USA. The results are typically reported in terms of mg undenatured collagen per g solid, allowing for an accurate assessment of the collagen content in the samples.

Amino Acid Analysis for Total Collagen: What Does It Reveal?

To measure total collagen, an amino acid analysis (AAA) is performed on the test sample. A weighed aliquot of the sample is hydrolyzed with 6 N HCl and heated at 110 °C for 20 hours in sealed evacuated glass tubes. Afterward, the dried samples are dissolved in a loading buffer and diluted. A 1 μL aliquot of the dissolved sample is then analyzed using the Waters AccQ•TagTM amino acid analysis system, which employs reverse-phase chromatography and fluorescence detection. This process, including pre-column derivatization with 6-aminoquinolyl-N-hydroxysuccinimidyl carbamate (AccQTag), ensures accurate separation of the amino acids under aqueous conditions. The system uses a reversed-phase column and a multi-wavelength fluorescence detector for precise analysis. With predefined software templates, the system automatically analyzes the sample, assuring performance and providing reliable results. The analysis allows for the quantification of total collagen and hydroxyproline (Hyp), a key component of Type II collagen, which is typically found in the published percent of around 12.6% by mass in test samples.

Making the Right Choice for Your Dog’s Joint Health 

When it comes to supporting your dog’s joint health, UC-II is often considered the best option. Scientific studies have shown that undenatured collagen, like UC-II, is effective at promoting joint health even in small dosages. On the other hand, hydrolyzed collagen is another popular option, but it may require larger doses to see similar results. It’s important to talk to a veterinarian to determine the right choice for your pet’s specific needs. Whether you choose the natural version of collagen like UC-II or hydrolyzed collagen, both can provide benefits, but choosing the right product is key to getting the most effective support for your dog’s joints.

what to do if your dog eats a chicken bone

If you suspect your dog has eaten a chicken bone, it’s important to contact a veterinarian right away. Your vet will be able to assess the situation and advise on the best course of action. In some cases, they may ask you to monitor your dog closely for any signs of distress. Watch for symptoms like vomiting, lethargy, abdominal pain, or even difficulty breathing. If you notice any of these signs, especially bloody stool or loss of appetite, it’s time for an examination and possibly an X-ray to determine if the bone is causing a blockage in the digestive tract or posing a risk of intestinal obstruction. If the bone is still stuck or causing more serious issues, surgery may be required in severe cases. To avoid this in the future, always supervise your dog during mealtimes, and ensure that cooked chicken bones are kept out of reach. Providing dog-specific treats and chew toys can also help distract your dog from any hazardous items like bones or garbage

FAQ’s

Which Is Better: Hydrolyzed or Undenatured Collagen?

Hydrolyzed collagen has a lower molecular weight, which is proposed to offer higher bioavailability and better absorption in the small intestine due to its improved solubility. This makes it easier for the body to break down and utilize the collagen. On the other hand, undenatured collagen, while not as readily absorbed as hydrolyzed collagen, works differently by directly interacting with the immune system to support joint health. Both types have their benefits, but hydrolyzed collagen may be more effective for quick absorption, while undenatured collagen is beneficial for long-term joint support.

What is the Difference Between Type 2 and Hydrolyzed Collagen?

Native type II collagen works through a specific immune-mediated mechanism that involves oral tolerance to inhibit inflammation and reduce tissue catabolism at the articular level. This process helps maintain joint health over time. In contrast, hydrolyzed collagen contains biologically active peptides that are shown to reach joint tissues and exert chondroprotective effects. While both types support joint health, undenatured type II collagen focuses on immune modulation, whereas hydrolyzed collagen works more directly by supplying collagen-building blocks to the body.

What is undenatured type II collagen good for? 

Undenatured type II collagen (also known as UC-II) is particularly useful for improving joint health. Daily supplementation of 40 mg of UC-II has been shown to be well tolerated and can improve knee joint extension, making it beneficial for those experiencing joint pain. Studies suggest its potential in increasing flexibility and reducing discomfort, especially during or after strenuous exertion. Over time, it can help lessen joint pain, allowing individuals to stay pain-free for longer periods, which is especially valuable for people with arthritis or other joint-related issues.

Which is better, collagen or hydrolyzed collagen?

Hydrolyzed collagen is often considered better than regular collagen because it is more bioavailable. The process of hydrolyzing collagen molecules breaks them down into smaller fragments, making it easier for the body to absorb and access the benefits. These smaller molecules are measured in daltons, a unit of mass, and they can be more quickly utilized by the body compared to larger, intact collagen molecules. This enhanced bioavailability is why hydrolyzed collagen is often preferred for joint and skin health, as the body can use it more efficiently.

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