ghk-cu injection site pain “Is actually worth it?” is genuinely one of the most common questions in my comments, so let me finally answer it properly., The short version: copper peptides have real research behind them, Why GHK-Cu Injections Sometimes Sting

Your treatment goals and overall health will determine which peptide therapy to follow

View Study Hsieh MJ, Lee CH, Chueh HY, et al

Always check the expiration date before use

Cold storage can slow bacterial growth a little, yet the preservative is still the main protection, and that protection is rated for 28 days

not approved for human or veterinary application.

Reviewing previous IBD treatment response: If a biologic or advanced IBD treatment has not worked as expected, it may be appropriate to review treatment history, disease activity, drug levels, antibodies, timing of response and whether symptoms are due to inflammation or an overlapping condition