A typical timeline from initial brief to finished goods runs 12–20 weeks: 4–6 weeks for formula development and stability initiation, 2–4 weeks for sample review and revision, and 6–10 weeks for production and filling once the formula is approved. Complex multi-peptide systems or novel delivery technologies can extend development. Using AJ Cosmo Labs to brief an experienced cosmetic chemist upfront reduces back-and-forth and compresses the overall timeline.
Read the full guide on Peptides in skincare →