12 weeks in, and my skin has NEVER looked better! GHK peptides are doing their thing., Alright, I need to give you an updateit's been 12 weeks since I started using GHK peptides from Transcend, and Frontiers Copper toxicity and deficiency: the vicious cycle at the core of protein aggregation in ALS A Dermatologist's Take on the Copper Peptide (GHK Cu) Trend Copper peptides explained what are the differences between copper peptides and GHK CU peptides? What they actually do for the skin in terms of repair and collagen, and what you can and cant mix