glutathione injection is safe as a skin whitening agent: Facts, myths, evidence and controversies Glutathione Injection for Skin Whitening:

Glutathione is a multifunctional molecule that is naturally produced by the body, composed of three amino acids: L-glutamic acid, L-cysteine, and glycine

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Interestingly, when we went through the process and indicated that our main concern is dark spots, that were as healthy as a horse, but that weve never used hydroquinone before, it actually recommended an entirely different product called Future Formula RX, which contains tretinoin (a prescription-level version of retinol), azelaic acid, tranexamic acid, niacinamide, and dexpanthenolbut no hydroquinone