How Long Do Lyophilized Peptides Last? Verified Peptides Most people don't ruin peptides in the syringe. They ruin them in storage. Peptides are delicate signaling molecules. Heat, light and unstable temperatures slowly degrade their structure long before the first injection Peptide Fridge Rack 84 Slot Research Vial Storage 2 Pack USA Made DC Additive Pros Bpc 157 and TB 500 My protocol and results explained! I've talked about this with probably a dozen different guys over the last 4 months so hopefully this helps someone else. #progress #