US$ 20.49
ghk cu copper toxicity risk dosage ghk-cu GHK-CU Copper Peptide, Face Serum, 1 oz (30 ml) How Much GHK-Cu Should You
Description
Retrieved 15 January 2024

But, you should only get them from a doctor

Sequence:Gly-His-Lys (complexed with Cu) Origin: Naturally occurring human copper-binding tripeptide, synthesised as a Cu-chelated complex for laboratory research

The FDA does not review these products for quality, effectiveness, or sterility
