ghk cu injection risks copper peptide side effects GHK-Cu Dosage and Protocol: A Medical Provider's Guide to the 30-Day Cycle How Often to Inject GHK-Cu
Description
Chronic Rhinosinusitis with Nasal Polyps (incidence 1% in adult patients): injection site reactions, eosinophilia, insomnia, toothache, gastritis, arthralgia, and conjunctivitis

Studies note that copper peptides have "a long history of safe use in wound healing and skin care" and are active at very low concentrations

This means quality varies dramatically between sources, and poor-quality product is one of the most common reasons for protocol failure

Pharmacol., 7: 129-138
