Development History After the discovery of GHK-CU in the 1980s, researchers quickly identified limitations: the peptide was fragile, broke down when exposed to other skincare ingredients, and had limited penetration depth
Martin SF, Sawai H, Villalba JM, Hannun YA
Well look at what Vitamin B12 does, signs of a lack, and when shots are needed
Even with improvements like liposomal technology, which wraps glutathione in a fat layer to help it absorb better, oral glutathione still doesnt enter the bloodstream as effectively as injection methods
Ough, M
FDA Announces Change in Status of 12 Peptides (BPC-157, TB-500, MOTs-C, Epitalon, KPV, Semax, GHK-Cu injectable, Melanotan II, LL-37, DSIP, PEG-MGF, DiHexa)