are there any side effects of ghk cu GHK-Cu Effects: Is It Safe? UK Research Review 2026 long term side effects of

There has been limited research examining the efficacy of BPC-157 in humans, and the peptide has yet to receive formal approval for any therapeutic use

It has now been 5 months and my skin has not improved, I am not on any other medication and my skin before hand was clear and glowing so I 100% put down my acne to b12 injections for sure Hey did your skin get better

References Khavinson VKh

Hepatology 29, 509519

Product works, b12 levels high when tested by doc

It remains one of the most extensively investigated copper-binding peptides in molecular biology, peptide chemistry, biomaterials research, and regenerative biology