l-glutathione skin benefits Glutathione for skin: The truth about this antioxidant 6 health benefits of glutathione
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Zinc Zinc is an essential co-factor for cell division, DNA synthesis, immune function, as well as the metabolism of carbohydrates and proteins

Worse, antioxidants have been shown to increase the progression of certain cancers

Ramnanan CJ, Edgerton DS, Kraft G, et al

Trends Neurosci 20(6):252258 Otto T, Zijlstra FR, Goebel R (2014) Neural correlates of mental effort evaluation-involvement of structures related to self-awareness

It disrupts sleep architecture and suppresses growth hormone release during the first sleep cycle
