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GHK-Cu is a copper-binding tripeptide (Gly-His-Lys complexed with copper), one of the most studied peptides in skin, collagen and tissue-remodelling research

Glutathione injections deliver a concentrated dose of glutathione directly into the bloodstream, bypassing the digestive system

The Science of GHK-Cu and Hair Follicles Research published in Dermatologic Surgery and The Journal of Cosmetic Dermatology demonstrates several mechanisms by which GHK-Cu may promote hair growth: Follicle Stem Cell Activation: GHK-Cu appears to stimulate hair follicle stem cells, promoting their differentiation into hair-producing cells

Not approved for weight loss, and not indicated in obesity