Retatrutide 20 mg

Technical overview

Synthetic 39-residue polypeptide, supplied as a lyophilized white solid in a sealed Type-I borosilicate glass vial under argon. Identity is confirmed by ESI-LC-MS against the theoretical monoisotopic mass; chemical purity is ≥ 99% measured by analytical reverse-phase HPLC at 220 nm. Net peptide content is reported on the per-batch certificate of analysis issued by an independent third-party laboratory; total fill mass includes a small amount of buffer salt. Material is stable under the stated storage conditions until the printed expiry date. Once the vial seal is broken, store at 2–8 °C and protect from light.