US$ 25.87
ghk cu also known as copper tripeptide 1 ghk-cu tripeptide-1 Copper Tripeptide-1 (GHK-Cu) Copper Peptide (GHK-Cu): Clinical Uses,
Description
Moderate deficit works best: 300-500 calorie deficit below maintenance

Cell Biosci

GHK-Cu's anti-inflammatory properties can actually help soothe retinoid irritation

Additional research suggests that you could potentially experience stomach issues, fatigue, or unexplained pain