ghk-cu serum for face Copper Peptide, Hair & Scalp Serum, 2 oz (60 ml) Cu Repairing Serum comes in a pack (3 x 10ml bottles) GHK-Cu Serum — Professional Copper
Description
July 7, 2023

McCoy et al

Product pH: GHK-Cu is most stable and effective in a slightly acidic pH range (around 5.5 to 6.5)

April 21, 2017
