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At the skin level, glutathione may influence melanin production by partially inhibiting certain enzymes involved in pigmentation
Kiprov DD, Herskowitz A, Kim D, et al
Proc Am Assoc Cancer Res 46:1254, 2005
Another component of aging is the decline in the immune system, known as immunosenescence.[ref][ref] Melatonins role in longevity is thought to be two-part: antioxidant activity and immune system stimulation
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