It is generally well-tolerated
Full List of Peptides Removed from the Significant-Safety-Concerns List The FDA has formally removed the following 12 peptides from Category 2: BPC-157 TB-500 (Thymosin Beta-4 fragment) Semax Epitalon MOTs-C Melanotan II GHK-Cu KPV DSIP (Delta Sleep-Inducing Peptide) Dihexa Selank Ipamorelin (Specific salt forms) BPC-157, TB-500, Semax, Epitalon, MOTs-C, and Other High-Interest Peptides These specific peptides represent the core of many regenerative and anti-aging protocols
406,407 Furthermore, astrocytes express GLP-1R, which has been found to be crucial for their proper functioning
Important formulation note: When using topical GHK-Cu products, avoid combining them in the same application session with strong vitamin C, retinol, or alpha hydroxy acids these can interact with copper peptides and reduce their effectiveness or cause irritation
The warship returned to Norfolk on 17 April and resumed normal operations out of that port