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Compliance with international regulations such as REACH, FDA guidelines for cosmetic ingredients, and ISO 9001 certification for the suppliers quality management system is essential for global market access

The evidence summary below is compound-level only

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The primary outcome was the difference in hair density and diameter, from baseline, between two treatment sides, at week 24

GHK-Cu also activates fibroblasts to produce collagen and elastin, strengthening the skin and reducing the appearance of acne scars