View Study [7]"Skin Care Benefits of Copper Peptide Containing Facial Cream (as reviewed in Pickart & Margolina 2018)" Leyden J, Stephens T, Finkey MB, Appa Y, Barkovic S, 2002 Finding: A facial cream containing GHK-Cu applied for 12 weeks to 71 women with photoaging increased skin density and thickness, reduced laxity, improved clarity, and reduced fine lines and wrinkle depth
At present, eight distinct classes of the soluble cytoplasmic mammalian glutathione S-transferases have been identified: alpha, kappa, mu, omega, pi, sigma, theta and zeta
Gln is catalyzed by glutaminase to generate -ketoglutarate (-KG), which can directly feed into the TCA cycle
[3] [4] Routine supplementation without clinical need is generally discouraged
Related reading: copper overload, zinc and ceruloplasmin
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