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Choosing between AOD 9604 and tirzepatide is not really a close contest when you look purely at the clinical evidence for weight loss

Designed solely for parenteral use (drug administration by intravenous, intramuscular, or subcutaneous injection) following the addition of drugs that require dilution or must be dissolved in an aqueous vehicle prior to injecting

Both peptides promote angiogenesis

Manufacturing, Purity, and Safety Concerns Why manufacturing matters BPC-157 is made using a complex chemical process involving: Synthetic amino acids (Fmoc-protected amino acids) Polymer resins (Rink, Wang, or PAL resin) Aggressive solvents (DMF, DCM) Reactive coupling agents (HATU, HBTU, DIC, PyBOP) Strong acids (TFA) HPLC chemicals and stabilizers In pharmaceutical-grade production, these chemicals are removed to trace levels through validated purification steps and quality control testing