Are there any clinical trials on collagen?Updated 3 years ago

Here's a small sample of clinical scientific studies:

https://onlinelibrary.wiley.com/doi/full/10.1111/jocd.12174 - The effect of oral collagen peptide supplementation on skin moisture and the dermal collagen network

https://www.ncbi.nlm.nih.gov/pubmed/24401291 - Oral intake of specific bioactive collagen peptides reduces skin wrinkles and increases dermal matrix synthesis.

https://www.ncbi.nlm.nih.gov/pubmed/28786550 - Oral supplementation with specific bioactive collagen peptides improves nail growth and reduces symptoms of brittle nails.

https://jissn.biomedcentral.com/articles/10.1186/1550-2783-10-48 - Undenatured type II collagen (UC-II®) for joint support

https://www.teknoscienze.com/tks_article/collagen-peptides-improve-knee-osteoarthritis-in-elderly-womena-6-month-randomized-double-blind-placebo-controlled-study/ - COLLAGEN PEPTIDES IMPROVE KNEE OSTEOARTHRITIS

https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0174705 - Daily oral consumption of hydrolyzed type 1 collagen is chondroprotective and anti-inflammatory in murine posttraumatic osteoarthritis

https://jandonline.org/article/S0002-8223(09)00290-9/abstract - a concentrated, fortified, hydrolyzed collagen protein supplement maintained nitrogen balance and preserved lean body mass

https://www.sciencedirect.com/science/article/pii/S0308814614002763 - Dose-dependent changes in the levels of free and peptide forms of hydroxyproline in human plasma after collagen hydrolysate ingestion