Collagenand Skin Hydration.
Evidence gradeA
ImpactModerate
Confidencehigh
Imported rating. This grade comes from SuppCo and has not been independently reviewed. It describes research, not a product, and it is not medical advice.
The rating
- Direction
- Favourable
- Rated by
- SuppCo
- Observed
- 28 September 2026
Studies behind it
Oral Intake of Low-Molecular-Weight Collagen Peptide Improves Hydration, Elasticity, and Wrinkling in Human Skin: A Randomized, Double-Blind, Placebo-Controlled StudyBoo-Yong Lee · Nutrients2018Oral intake of collagen peptide NS improves hydration, elasticity, desquamation, and wrinkling in human skin: a randomized, double-blinded, placebo-controlled study.Miyeong Lee · Food & function2023Effects of hydrolyzed collagen supplementation on skin aging: a systematic review and meta‐analysisRoseane B de Miranda · International Journal of Dermatology2021