Collagen Peptides Research:
- Collagen hydrolysate for the treatment of osteoarthritis and other joint disorders:a review of the literature
"Findings: According to published research, orally administered collagen hydrolysate has been shown to be absorbed intestinally and to accumulate in cartilage."
"Conclusion: A growing body of evidence provides a rationale for the use of collagen hydrolysate for patients with OA (osteoarthritis)."
- A Collagen Supplement Improves Skin Hydration, Elasticity, Roughness, and Density: Results of a Randomized, Placebo-Controlled, Blind Study
Note that in this study participants took 2.5 gram serving of collagen peptides along with vitamin c, zinc, biotin, and a native vitamin E complex.
In conclusion "the study participants, in their subjective assessments, concluded that their skin appearance had significantly improved."