ghk cu injection vs topical effectiveness GHK-Cu NAD+: Which Longevity Peptide Should You Take or Stack? Are GHK-Cu Injections Safe Enough?

This article demonstrates the weight loss efficacy and improvements in knee osteoarthritis pain scores in people with obesity and knee osteoarthritis

References Agrawal AM, Dudhedia MS, Zimny E (2016) Hot melt extrusion: development of an amorphous solid dispersion for an insoluble drug from mini-scale to clinical scale

They are not illegal to buy or own, but they are not approved for human use, so are not subject to the quality controls that govern pharmaceutical manufacturing

If you're taking other medications, keep your healthcare provider informed to avoid any potential interactions

Of course, everyone is different, and how your skin reacts to GHK-Cu products is no exception