Stock white-label vitamin C serums can start as low as 100–500 units, while custom formulas usually begin at 500–1,000 units per SKU. Lower MOQs carry a higher per-unit cost. On the AJ Cosmo Labs iPhone app you can filter manufacturers by MOQ so you only message partners who accept your run size, whether that's 250 or 2,500 bottles.
Read the full guide on private label vitamin c serum manufacturer low moq →