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Most long-term protocols settle at 12 mg per day because the doseresponse curve plateaus

While topical products may be adequate for mild surface-level concerns, addressing established skin laxity with significant collagen and elastin loss typically requires the higher tissue concentrations achievable through injection

The Science Behind GHK-CU's Skin Effects Understanding mechanism helps you interpret what's happening during your protocol

Draw the correct units: Pull back the syringe plunger to 4 units (Phase 1) or 8 units (Phase 2)

Hyperpigmentation: By inhibiting MMPs and ROS, it may lighten age spots and UV- induced discoloration