Safety Stock Calculator
Calculate the buffer inventory you need to prevent stockouts during demand spikes or supplier delays.
Sales Velocity
Lead Time
Lead time = factory production + transit to FBA/warehouse. Use your worst-case delays for max lead time.
Formula
Safety Stock=(Max Sales × Max Lead Time)−(Avg Sales × Avg Lead Time)
- Covers demand spikes + supplier delays
- Add to your reorder point
- Review quarterly as velocity changes