Perhaps the most commonly asked about question when it comes to GHK Cu is THE BURN. Let's learn! @summitrejuvenation Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with If your GHK injection site gets irritated try this , 1. Dilute it by adding more water to the syringe , 2. Let it sit until it reaches room temperature , Also, make sure youre rotating injection GLUTATHIONE RICH FOODS #glutathione #naturalglutathione #boostglutathione #glutathioneforhealth #glutathionerichfoods #skinbrighteningfoods #skinnutrition #glowfromwithin #naturalglowtips #antioxidantfoods #detoxfoods #liverdetoxfoods #skinwhitening