Safety Stock CalculatorHome / Supply & Operations Setup / Safety Stock Calculator Supplier & MOQ / Lead-Time / Risk Buffer Planner — Free AI Tools Period Week Month Forecast Units per Period Demand Standard Deviation per Period Lead Time (days) Lead Time Standard Deviation (days) Service Level (e.g., 0.95 for 95%) Unit Cost Order Cost Annual Holding Rate % Suppliers + Add Supplier Generate Plan Reset Fill out the form and click “Generate Plan”