Concerning the heterogeneity of the studies included in meta-analyses. Comment on: "Effects of hydrolyzed collagen supplementation on skin aging: a systematic review and meta-analysis"

Int J Dermatol. 2022 Mar;61(3):e99-e101. doi: 10.1111/ijd.15748. Epub 2021 Jul 1.
No abstract available

Publication types

  • Letter
  • Meta-Analysis
  • Systematic Review

MeSH terms

  • Collagen
  • Dietary Supplements
  • Humans
  • Skin
  • Skin Aging*

Substances

  • Collagen