The lightening effect involves a shift in the type of melanin produced and that process itself is costly to the skin
Mol Nutr Food Res 61(2):1600194 Kim JH, Jang HJ, Cho WY, Yeon SJ, Lee CH (2020) In vitro antioxidant actions of sulfur-containing amino acids
CrossRef Anti-Obesity Effects of LB-GABA Hyein Han, Gunju Song, Jongwon Kim, Heegu Jin, Boo-Yong Lee International Journal of Molecular Sciences.2025
Its a quick procedure that usually causes minimal discomfort
For sermorelin specifically, FDA-era clinical data showed meaningful GH pulse augmentation in GH-deficient adults
PK, 9.65 H H2 H2 H H H H H2 H3N-C-C-C-C-N-C-C-N-C-COOH COOH PK, 3.59 pK, 2.12 SH PK, 8.75 glutathione 0 &_ 1 CH2