ghk-cu peptide hair growth evidence studies for Growth: Science, Benefits, and How It Works Copper Peptides for Hair Growth:

All products must be handled by qualified researchers in appropriate laboratory conditions

Most peptides undergo rapid enzymatic degradation by gastric pepsin, pancreatic proteases, and intestinal brush border peptidases, resulting in negligible oral bioavailability

The group receiving a 0.3 mg dose experienced a 6.0% weight loss, with 0.6 mg there was a 6.8% weight loss, with 1.2 mg there was a 9.1% weight loss, with 2.4 mg there was a 9.7% weight loss, and weigh 4.5 mg there was a 10.8% weight loss, compared with 3.0% weight loss for pooled placebo

Pentadecapeptide BPC 157 Enhances the Growth Hormone Receptor Expression in Tendon Fibroblasts, Chang CH, Tsai WC, Hsu YH, Pang JH, Molecules, 2014 Nov 19;19(11):1906619077

Potential Benefits & Side Effects Observations from preclinical and early clinical literature

Over time, you end up with a vial of fragments that used to be functional injectable peptide