Collagen is the most abundant protein in the human body, acting as a crucial component for skin, joints, and bones. There are at least 28 different types of collagen in the human body, with types I, II, and III being the most common. This is where bovine and marine collagen begin to differ in their molecular composition.
Bovine collagen, derived from cow hides, bones, and cartilage, primarily contains Type I and Type III collagen. Type I collagen is essential for skin elasticity and bone structure, while Type III collagen supports blood vessels and organs. Bovine collagen has been extensively studied for its positive effects on joint health, helping to rebuild cartilage, reduce joint pain, and improve overall mobility. It's particularly effective in enhancing skin elasticity, reducing wrinkles, and improving hydration levels. The glycine in bovine collagen supports gut lining integrity, aids digestion, and helps reduce inflammation in the gastrointestinal tract. It also supports bone density by stimulating the production of bone-building cells.
Marine collagen, sourced from fish skin, bones, and scales, mainly contains Type I collagen. It's known for its high bioavailability due to its smaller molecular size compared to bovine collagen, allowing for more efficient absorption into the bloodstream. Marine collagen is rich in proline and glycine, amino acids that support skin regeneration. Studies have shown that it can significantly improve skin hydration and elasticity. It's also considered more environmentally sustainable as it's sourced primarily from fish by-products.
When choosing between bovine and marine collagen, individual health needs and preferences play a crucial role. Marine collagen is often preferred for its superior absorption rate and quick skin benefits. However, bovine collagen, with its Type III collagen, provides additional support for joints. Marine collagen is often favored for its lower environmental impact and suitability for those who avoid red meat, but individuals with fish allergies need to exercise caution.
Many supplements, like Innerwork's Collagen Max Super Elixir, combine both bovine and marine sources to maximize the variety of amino acids and their benefits. This combination allows for a full spectrum of support—from enhancing skin hydration to strengthening joints and bones. Innerwork's collagen is hydrolyzed, ensuring optimal absorption, and is free from sugar and artificial sweeteners, making it ideal for gut health.
Ultimately, the choice between bovine and marine collagen depends on individual needs, health goals, and dietary considerations. Whether you opt for the enhanced skin benefits of marine collagen or the joint and bone support of bovine collagen, understanding these differences can help you make a more informed choice. For those seeking the full range of collagen's benefits, a combination of both might be the optimal approach, providing a multi-faceted boost to overall health and wellness.
References:
[1] Ricard-Blum, S. (2011). The collagen family. Cold Spring Harbor Perspectives in Biology, 3(1), a004978.
[2] Li, P., & Wu, G. (2018). Roles of dietary glycine, proline, and hydroxyproline in collagen synthesis and animal growth. Amino Acids, 50(1), 29-38.
[3] Peng, Y. Y., et al. (2010). Evaluation of the immunogenicity and cell compatibility of avian collagen for biomedical applications. Journal of Biomedical Materials Research Part A, 93(4), 1235-1244.
[4] Shoulders, M. D., & Raines, R. T. (2009). Collagen structure and stability. Annual Review of Biochemistry, 78, 929-958.
[5] Yamada, S., et al. (2014). Effects of fish collagen peptides on collagen post-translational modifications and mineralization in an osteoblastic cell culture system. Dental Materials Journal, 33(1), 88-95.
[6] Skov, K., et al. (2019). Enzymatic hydrolysis of a collagen hydrolysate enhances postprandial absorption rate—a randomized controlled trial. Nutrients, 11(5), 1064.
[7] Matsumoto, H., et al. (2010). Clinical effects of fish type I collagen hydrolysate on skin properties. ITE Letters on Batteries, New Technologies & Medicine, 3(4), 386-390.
[8] Paty, E., et al. (2015). Allergy to bovine collagen: genetic and environmental risk factors. European Annals of Allergy and Clinical Immunology, 47(4), 129-134.
[9] Proksch, E., et al. (2014). Oral supplementation of specific collagen peptides has beneficial effects on human skin physiology: a double-blind, placebo-controlled study. Skin Pharmacology and Physiology, 27(1), 47-55.
[10] Bello, A. E., & Oesser, S. (2006). Collagen hydrolysate for the treatment of osteoarthritis and other joint disorders: a review of the literature. Current Medical Research and Opinion, 22(11), 2221-2232.
[11] Guillerminet, F., et al. (2010). Hydrolyzed collagen improves bone metabolism and biomechanical parameters in ovariectomized mice: an in vitro and in vivo study. Bone, 46(3), 827-834.
[12] Zdzieblik, D., et al. (2015). Collagen peptide supplementation in combination with resistance training improves body composition and increases muscle strength in elderly sarcopenic men: a randomised controlled trial. British Journal of Nutrition, 114(8), 1237-1245.
