glutathione marlton BrainMD - Cysteine) which is simply a mixture of the four free form amino acids Glutathione plays a major role
Description
When melanocytes are hyperactivated by specific triggers UV radiation, post-inflammatory signals from acne or injury, hormonal changes (especially estrogen and progesterone in melasma), or genetic predisposition they produce excess melanin that accumulates in patches, creating dark spots, uneven tone and visible discolouration
doi:10.1161/CIRCULATIONAHA.120.047297 44

Western blot assay Protein extract were obtained and separated on SDS-PAGE as described in the previous section

They explain everything clearly
