Amazon.com: GHK Cu Copper Peptide Supplement, Anti Aging & Hair Growth Support, Improves Skin Elasticity & Firmness, Thicker, Fuller Hair, Easy Absorption, Precisely Dosed, 90 Vegan Capsules : Health & Household What is the recommended dosage of GHK Cu (Glycyl Histidyl Lysine Copper) for topical treatment of acne and skin health on the face? GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B BPC 157, TB 500, and GHK Cu: Separating Fact from Fear in Cancer Concerns Gabriel Alizaidy, MD, MS posted on the topic LinkedIn GHK CU Beverly Hills Rejuvenation Center