GHK-Cu Injection

Copper peptide that stimulates collagen and elastin production, tightens skin, reduces fine lines, and improves hair thickness.

Delivery

SubQ injection

Frequency

2–3x/week · 30–50 units, evening

Supply

5 ml vial/month

Key result

Firmer skin, thicker hair

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Best for: Focused skin and hair benefits without full stack