It contains a carboxyl group (which is in the deprotonated COO form under biological pH conditions), an amino group (which is in the protonated NH + 3 form under biological pH conditions) located in -position with respect to the carboxyl group, and an S -methyl thioether side chain, classifying it as a nonpolar, aliphatic amino acid
PLoS Pathog (2011) 7:e1002250.10.1371/journal.ppat.1002250 42 SalzanoSChecconiPHanschmannEMLilligCHBowlerLDChanPet alLinkage of inflammation and oxidative stress via release of glutathionylated peroxiredoxin-2, which acts as a danger signal
Over time, consistent use may contribute to: Smoother skin texture Improved skin tone Better hydration retention Reduced appearance of fine lines Increased skin resilience Healthier overall skin quality The key concept is that these visible improvements are thought to stem from underlying tissue-support mechanisms rather than temporary cosmetic changes
Voss, L
Do not drink it, apply it to the skin, or share it with anyone else
(PubMed) Balamurugan K, Vaziri ND, Said HM