August 2015 in “Free Radical Biology and Medicine” The study suggests that higher levels of SIRT1 and SIRT2 may improve overall cell health and aging processes.
18 citations
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January 1994 in “Skin pharmacology and physiology” Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.
November 2024 in “Biophysical Chemistry” Hair structure changes immediately during perm treatment, with initial damage partially restored later.
23 citations
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June 2014 in “International Journal of Cosmetic Science” Glyoxylic acid is a safer alternative to formaldehyde for hair straightening and effectively changes hair structure.
9 citations
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April 2016 in “Cutaneous and ocular toxicology” Alpha Lipoic Acid helps protect skin from smoking damage.