Lipid peroxides, if left unchecked, can cause damage to cell membranes
The source data identify both improved skin elasticity, collagen production, and pigmentation correction as well as increased hair growth and follicle size as documented benefits, making GHK-Cu one of the more versatile peptides for age-related changes in skin and hair
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Besides, AC improved body weight of diabetic rats, an effect that could be explained by it antihyperglycemic activity, as well as pancreatic lipase inhibitory effect (Han et al
Consistency with the protocol matters more than genetic luck in determining outcomes
Little information is available on stability, but one study found it to be stable in water between pH 4.5-7.4 at 60C for at least two weeks, suggesting both aqueous and some thermal stability