7% GHK Cu Accelerant Topical or SubQ GHK Cu? Same molecule. Very different purposes. Topical you apply it on your skin. Think of it as feeding your skin from the outside. In a 12 week study of Copper Peptide Powder Diy Etsy Mixing a little magic potion for hair, scalp & skin , Formulating a custom mist & face cream infused with topical GHK CU + AHK CU copper peptides. These copper peptides are known to help support