nac is a precursor to glutathione Designs for Health - 900mg N-Acetyl-L-Cysteine, Antioxidant - Detox + Workout Recovery Support The Combined Antioxidant Effects of
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[DOI] [PubMed] [Google Scholar] 226

Fast-absorbing formula ensures comfort all day

Assuming Purity: The biggest variable you can't control is the quality of the starting material

2005 Jan;194(1-2):55-9

It has demonstrated significant weight loss in test animals

Glutathione may brighten skin tone by reducing oxidative pigmentation, but its not marketed as a bleaching agenthigh-dose or unregulated cosmetic claims are not supported
