The benzyl alcohol preservative prevents bacterial contamination that could degrade the peptide or introduce confounding variables in research assays
Because the recovery side has its own depth, this guide keeps it high level and points you to the detailed pages
April 22, 2026: Removed from Category 2 On April 15, 2026, the FDA published a 503A category revision removing 12 peptides from Category 2 effective seven calendar days later (April 22)
FDAs 2024 evaluation of AOD9604 free base and AOD9604 acetate for possible inclusion on the section 503A bulk drug substances list concluded that the available balance of physicochemical characterization, effectiveness, and safety information weighed against inclusion
The clinical team, licensed physicians and healthcare providers who specialize in hormone therapy, takes a whole-body view of each patient
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