Beauty influencers who want deeper tans and enhanced libidos are taking Melanotan II, also known as the Barbie peptide. Even New York magazine recently published a freelance writers account of self-injecting peptides, titled Life on Peptides Feels Amazing, which failed to cite any peer-reviewed research or academic scientists
Follow the product label and do not stack oral GHK-Cu with other copper supplements unless your doctor says it is appropriate
2015 Feb;125:26-46
Short answer: Peptides tell your body to make its own hormones
Linkermann A, Skouta R, Himmerkus N, Mulay SR, Dewitz C, De Zen F, et al
however, the precise role attributed to acetate in this regard still remains to be clarified