Reference · Cosmetic

GHK-Cu

Copper-binding tripeptide. Researched for wound healing, hair-follicle support, and skin remodeling; widely used in topical cosmetics.

Not medical advice. The ranges below record what people log, not what anyone should take. FDA-approved compounds have separate prescribed dosing on-label.
Molecular weight
340.4 Da (peptide) · 403.9 Da (Cu complex)
Half-life
short (~hrs)
Cadence people log
daily topical / SC
Range people log
1–2 mg / day
Class
Cosmetic
Regulatory status
Research chemical

No FDA drug approval. Topical cosmetic use is widely commercialized; injectable use is research-only.

Reconstituting GHK-Cu

The calculator takes vial mass, BAC water volume and your target dose, and returns the exact draw on a U-40, U-50 or U-100 insulin syringe. It does the arithmetic; it does not suggest what the dose should be.

Open the reconstitution calculator →
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pepme.health · 2026 · US, 18+not medical advice · descriptive, not prescriptive