ghk-cu peptide definition properties - for Collagen, Healing & Anti-Aging A GHK-Cu face serum appears
A GHK Cu face serum appears blue because the active ingredient, GHK Cu (copper peptide), is naturally a blue colored powder, meaning its inherent color transfers to the serum when mixed in; this blue hue GHK Cu 100mg GHK Cu Cooper Peptide: The Complete Skin & Repair Guide (2026) GHK CU
Pay in 4 interest-free payments of $6.71 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 14 - Aug 19


