before and after ghk-cu injections 6 week : r/Biohackers 5 GHK Cu Peptide Injection

Store unopened water vials in clean and controlled environments

Topical vs Injectable Tolerability Topical GHK-Cu appears better tolerated than injectable forms, with topical side effects typically limited to mild redness, itching, or irritation at application site and rare copper uglies phenomenon (anecdotal accelerated skin aging appearance due to potential MMP upregulation, not well-studied)

Compounding pharmacies have historically been allowed to produce custom formulations under section 503A (individual prescriptions) and section 503B (outsourcing facilities with batch production) of the Federal Food, Drug, and Cosmetic Act

The term "NAD peptides" sometimes appears in casual usage to describe NAD+ when doctors give it with actual peptides during treatment