reddit bac water does need to be refrigerated How long is bac water good for? : r GHK-Cu Peptides Before and After:

Sikiric et al., 2020b), along with suggested significance of NO-synthase and the basal formation of NO in stomach mucosa, greater than that seen in other tissues (Whittle et al., 1992), BPC 157 exhibits a general, effective competing with both L-arginine analogs (i.e., L-NAME) and L-arginine (Sikiric et al., 2014)

This interaction prevents actin polymerization and promotes actin sequestration, thereby facilitating cellular migration and morphological changes essential for wound healing and tissue repair

TB-500 is also administered via subcutaneous injection, but the schedule is different: one or two injections per week rather than daily

Easy measuring: At 3.33 mg/mL total, 1 unit = 0.01 mL 33.3 mcg of each peptide on a U-100 insulin syringe