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PMC 1183455
Medically Reviewed on 5/26/2026 Journal of Drugs in Dermatology: "Oral Collagen Supplementation: A Systematic Review of Dermatological Applications." Journal of Molecular Medicine: "The roles of collagen in chronic kidney disease and vascular calcification." Online Journal of Complementary & Alternative Medicine: "Collagen Supplements: Benefits, Uses and Side Effects." Polymers: "A Review of the Effects of Collagen Treatment in Clinical Studies." The British Journal of Medicine: "Collagen peptide supplementation in combination with resistance training improves body composition and increases muscle strength in elderly sarcopenic men: a randomized controlled trial." World Journal of Gastroenterology: "Targeting collagen expression in alcoholic liver disease." Top What Are the Side Effects of Taking Collagen Related Articles Are Collagen Supplements Good for You?Collagen is one of the most abundant proteins found in humans and animals
By restoring NAD+ levels, patients may experience improvements in energy, cognitive function, and overall resilience against ongoing symptoms
Over time, with repeated treatments, the muscles may weaken slightly, potentially extending the longevity of future procedures
