Otherwise ,there is no other side effect
In addition to being an antioxidant itself, glutathione is also a cofactor for several other antioxidant enzymes1-3
Evens-Out Skin Tone - Through its work on melanin and the enzyme tyrosinase, glutathione balances skin tone
Unlike many cosmetic ingredients that focus solely on surface appearance, GHK-Cu is often studied for its role in skin repair, tissue regeneration, and the biological processes that help maintain skin quality over time
However, for moderate to severe hyperpigmentation especially melasma or long-standing sun damage Ingredients alone are insufficient
In the context of prostate cancer metastases or death, the consumption of beta-carotene during radiation therapy does not appear to increase the risk