Glutathione is a tripeptide (consisting of 3 amino acids joined by peptide bonds)
10.1016/j.freeradbiomed.2022.10.322 166 ZhangB.LiM
Dull or uneven skin tone Those seeking a quick brightening effect Individuals with melasma, pigmentation, dark spots Anyone wanting a light, daytime cream with glow Instant toneup is cosmetic: The brightening effect can be partly from pigmentationdiffusing pigments that create a lighter look, not permanent lightening
Simultaneously, it is clear that there are significant differences in clinical evidence, efficacy, safety, target population, and cost in these studies
Retinol tends to win for texture, refinement, and stubborn discoloration, precisely because accelerated turnover is genuinely effective at those problems
BPC-157, an abbreviation for Body Protection Compound-157, is a pentadecapeptide composed of 15 amino acids