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Thats because the GHK-Cu copper peptide has much more evidence in wound healing, improving skin laxity, reducing inflammation, and stimulating collagen and elastin productionits not typically recommended for appetite suppression or weight loss

The other major ingredients of the skin whitening injections include Ascorbic acid, alpha-lipoic acid (ALA), kojic acid, pro-vitamins B3 and B5, and other essential vitamins such as Vitamin E

Does GHK-Cu work on dark skin tones

While injectable GHK-Cu has prospects in specific therapeutic uses, it doesn't have enough research to support its efficacy for skin or hair concerns