Here's a selection of clinical scientific studies supporting the benefits of collagen supplementation:

Effect of oral collagen peptide supplementation on skin moisture and the dermal collagen network: Study Link

Oral intake of specific bioactive collagen peptides reduces skin wrinkles and increases dermal matrix synthesis: Study Link

Oral supplementation with specific bioactive collagen peptides improves nail growth and reduces symptoms of brittle nails: Study Link

Undenatured type II collagen (UC-II®) for joint support: Study Link

Collagen peptides improve knee osteoarthritis in elderly women: A 6-month randomized double-blind placebo-controlled study: Study Link

Daily oral consumption of hydrolyzed type 1 collagen is chondroprotective and anti-inflammatory in murine posttraumatic osteoarthritis: Study Link

A concentrated, fortified, hydrolyzed collagen protein supplement maintained nitrogen balance and preserved lean body mass: Study Link

Dose-dependent changes in the levels of free and peptide forms of hydroxyproline in human plasma after collagen hydrolysate ingestion: Study Link

Gorgeous Greens Vegan Collagen Booster