iv glutathione and death Therapy - San Diego Naturopathic Doctors Intravenous glutathione for skin lightening:
Description
The ML210 small molecule is likely to exert its inhibitory effect by covalently modifying the selenocysteine of GPX4 [162, 163]

Yes, it is cruelty-free and not tested on animals

Wells PG, Bhuller Y, Chen CS, Jeng W, Kasapinovic S, Kennedy JC, Kim PM, Laposa RR, McCallum GP, Nicol CJ, et al: Molecular and biochemical mechanisms in teratogenesis involving reactive oxygen species

Guynn RW, Pieklik JR