6 month GHK CU check in Main takeaway: skin transformation takes time. GHK CU peptide binds to copper and activates genes involved in wound healing, collagen synthesis, and skin remodeling. On the face, this translates High Absorption Liposomal Glutathione MegaFood FDA highlights concerns with using dietary ingredient glutathione to compound sterile injectables FDA Wellness peptide craze: why people are injecting drugs 'not for human consumption' 2 weeks in on GHK Cu and the glow is REAL. Brighter complexion More even skin tone Less breakouts Softer fine lines Thicker, fuller hair This is just PDF) What is L Glutathione Used For?