Still injecting in the same spot every time? Read this. Where you inject your peptides can actually affect absorption, comfort, and results. Quick guide: Abdomen: fastest absorption Upper arms Subcutaneous Injection: What It Is and How to Give One GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B Marla BSN, RN Do you get injection site reactions from your GHK CU? 3 tips to make it better Room temp Use a different injection site Inject Instagram Biossance Squalane + Copper Peptide Rapid Plumping Serum GHK Cu Copper Peptide Serum Private Label Skin Repair