L-glutathione (reduced, MilliporeSigma G4251) and sorbitol were dissolved in ultrapure Milli-Q water
Aqua Skin Ingredients: Premium Collagen Peptide
If you want a more step-by-step explanation of what printed C-ratings really mean, how to estimate current safely, and how to judge a pack in real-world RC use, see our updated guide: LiPo C Rating Explained
Results: Significant improvement in skin moisturization, elasticity and smoothness as early as two weeks after the beginning of supplementation with persistent increase throughout the eight weeks of the study.* Significant reduction of water loss, roughness and wrinkle depth as early as two weeks, this reduction is maintains throughout the eight weeks of the study.* Same significant results on all these parameters were observed in the subgroup of postmenopausal women.* Glutathione & Skin Effects Study Randomized, double-blind, placebo-controlled study
Alan Gaby later published clinical observations on its effectiveness across multiple conditions, helping to establish it within integrative medicine
For a related guide, read what to do after missing a weekly GLP-1 injection