epitalon + ghk-cu GHK-Cu + Epithalon mix 20/10
Description
The blue color comes from copper ions, and excessive copper exposure could potentially cause irritation or other issues

Phytomedicine (2019) 57:15865

[DOI] [PMC free article] [PubMed] [Google Scholar] 127.Yaku, K

A rapid and efficient assay for the characterization of substrates and inhibitors of nicotinamide N-methyltransferase
