Starting with low concentrations and limited application areas is prudent
Ice crystal formation can damage the peptides structure, and each freeze-thaw cycle may reduce biological activity by 20-50%
That trial reported modest increases in total testosterone in the GLP-1 group, alongside significant improvements in weight and insulin sensitivity
Water, butylene glycol (1,3, butanediol), tocofersolan, hyaluronic acid, ethanol, caprylyl glycol, medium chain triglycerides, copper tripeptide-1 (GHK-Cu), highly purified phospholipids, natural mixed tocopherols, Psoralea corylifolia seed/leaf extract (Bakuchiol), tetrahexyldecyl ascorbate, lavender essential oil, Curcumin C3 Reduct (turmeric rhizome extract) (standardized to 95% tetrahydrocurcuminoids), Astragalus membranaceus root extract (standardized to 98% cyclosastragenol)