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doi: 10.1210/endocr/bqac141
If your skin barrier is already damaged from over-exfoliation, eczema flares, or aggressive treatment protocols, adding any new active, including GHK-Cu, can cause irritation
GHK-Cu provides protection against DHT through its copper component
Khi tyrosinase b c ch, qu trnh sn xut melanin s b suy gim ng k
It is part of the body's natural response system to injury, helping to regulate inflammation and rebuild structures
Some individuals report reduced redness, swelling, or discomfort around wound sites within this early window
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