From signed brief to finished retail-ready units, plan for ten to sixteen weeks. Formula development and stability testing typically takes four to eight weeks, packaging procurement two to four weeks, and fill-and-finish one to two weeks. Compliance and label review should run in parallel. Using the AJ Cosmo Labs iPhone app to keep your cosmetic chemist, manufacturer, and packaging supplier on the same project thread can shorten this timeline noticeably.
Read the full guide on private label vitamin c brightening serum low moq →