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In CuHeal, participants are asked to avoid non-study topical products, including medicated creams, retinoids, and acids, on the wound area during the study period [7]

Anyone with known copper metabolism issues should consult physicians before using copper peptides in any form

These channels allow adenosine and GHK-Cu to bypass the barrier and reach the follicle bulb where growth actually happens

Combination with other compounds Stacking GHK-CU with other peptides may allow lower individual doses while achieving greater total effect

Pregnancy and lactation safety has not been systematically studied, and as with most cosmetic and research compounds lacking definitive pregnancy safety data, conservative practice typically suggests avoiding use during pregnancy unless clearly needed, though the natural occurrence of GHK-Cu in the body and minimal systemic absorption from topical use suggest risk is likely to be low

GHK-Cu peptide is a copper-binding peptide complex formed from GHK, a tripeptide made from glycine, histidine, and lysine, and copper ions 1, 9