is ghk-cu endogenous The first order degradation profiles of in various medium stored... GHK-Cu Peptide Therapy: The Definitive
Description
Quality Verified Peptides

NNMT consumes S-adenosylmethionine (SAM) and methylates nicotinamide, depleting cellular methyl pools and downstream NAD+ precursors

Most importantly, GHK is similar to copper peptide, but more effective

Call today for more info!