- Systematic Review
Effects of Oral Collagen for Skin Anti-Aging: A Systematic Review and Meta-Analysis
- Szu-Yu Pu,
- Ya-Li Huang,
- Chi-Ming Pu,
- Yi-No Kang,
- Khanh Dinh Hoang,
- Kee-Hsin Chen and
- Chiehfeng Chen
This paper presents a systematic review and meta-analysis of 26 randomized controlled trials (RCTs) involving 1721 patients to assess the effects of hydrolyzed collagen (HC) supplementation on skin hydration and elasticity. The results showed that HC...

