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GHK-Cu is the tripeptide glycyl-L-histidyl-L-lysine presented as its copper(II) chelate, a well-characterized metallopeptide complex with a defined 1:1 copper coordination geometry through the histidine imidazole and adjacent nitrogen donors
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Glutathione functions as an antioxidant that works at a broader level
Beta carotene is converted into vitamin A in your body
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