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Also, Novo Nordisk, the manufacturer of FDA-approved semaglutide products, has reported cases of impurities found in compounded semaglutidewith one specific product tested found to have over 24% impurities

Considerations for selection: Cost versus comprehensiveness balance (basic HPLC sufficient for purity check, mass spec adds identity confirmation), turnaround time (faster results cost more), laboratory reputation in peptide community (established track record provides confidence), sample submission process (some require specific packaging, shipping methods)

Later REDEFINE data shifted attention to the cagrilintide and semaglutide combination

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While Dihexa shows significant promise, it's important to note it remains in the research phase