This skin condition is also known as darkening of the skin and spots where the skin becomes darker than the usual complexion due to exposure to the sun, hormonal changes, or inflammation
Clinical input provided by Valeria Marulanda, licensed medical provider at Perfect B in Doral, FL
Research-grade powders sold online as not for human use are a different animal
Kojic acid works externally by targeting pigmentation on the skin surface, while glutathione works internally by helping regulate melanin production and reducing oxidative stress, promoting long-term skin health
Glutathione Glutathione is a molecule made from three amino acids cysteine, glycine, and glutamic acid widely recognized as the bodys master antioxidant. It exists at high concentrations in almost every cell, especially liver cells
CDNB enzymatic assay GST activity was measured using 1-chloro-2,4-dinitro-benzene (CDNB, Sigma-Aldrich) as the substrate