GHK Cu Results: Fast Facial Hair Growth After 11 Days TikTok Food Derived TripeptideCopper Self Healing Hydrogel for Infected Wound Healing Biomaterials Research Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with What are your thoughts on peptides like GHK CU and BPC 157 (those not FDA approved) I am seeing providers offer them and do see that they can be helpful but if they aren't