Topical applications for skin-targeting peptides like GHK-Cu
If these magic three letters dont tell you anything, click here and read our detailed description on glycolic acid, the most famous AHA
Evidence snapshot: The strongest human evidence comes from a 2-year randomized controlled trial in 65 healthy older adults (Nass et al., 2008, Annals of Internal Medicine) showing sustained GH/IGF-1 increases and preserved fat-free mass, plus an earlier short-term human polysomnography study on sleep (Copinschi et al., 1997, Neuroendocrinology, PMID 9349662)
Here is the more useful way to think about it
Add water slowly down the vial wall
Scientific References Lau, D.C.W., et al