how long does ghk cu sting last Unfortunately, GHK-Cu can sting, irritate and leave lumps or a small rash at the injection site. This happens because GHK-Cu (Copper Tripeptide-1) is a small, positively charged molecule that can cause temporary TOP 10 BEST Vitamin Format:Digital Bundle All Skin Solutions
Pay in 4 interest-free payments of $6.33 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Oct 21 - Oct 26