GHK CU vial dosage question : r PeptidePathways Everything you need to know about GHK Cu WHAT IS IT? A copper peptide your body naturally produces but production drops by 60% by age 60. It's one of the most GHK Cu LVLUP Health Your skin is the largest organ in your body and anti aging is the name of the game! But, GHK cu is treating so much more than just wrinkles, this is for cellular health, Anti Aging] "Combining GHK Cu with red light has seen a 70% increase in collagen and a 230% increase in fibroblasts." Study with foundations out of MIT & Harvard. At a dose only required Why I Use GHK Cu: The Copper Peptide That Talks to Your Cells