Reorder Point Analysis
Reorder Point = (Daily Sales × Lead Time) + Safety Stock
Days Until Stockout = Current Stock / Daily Sales
Recommended Order Qty = (Daily Sales × Lead Time × 1.5) – Current Stock
Note: Always adjust for seasonality and supplier reliability.
Never Run Out of Stock – Automate Your Inventory Planning
Running out of inventory hurts your sales, ranking, and customer trust—especially on platforms like Amazon. Use our Reorder Point Calculator to identify exactly when you need to reorder stock, so you can avoid delays, backorders, or storage overload.
What is the Reorder Point (ROP)?
The Reorder Point (ROP) is the inventory level at which you should place a new order to avoid stockouts. It factors in:
- Daily Sales Velocity
- Lead Time (in days)
- Safety Stock
This calculator ensures your Amazon FBA or ecommerce warehouse stays stocked and optimized at all times.
How to Use the Reorder Point Calculator
- Enter your average daily sales volume
- Input supplier lead time in days
- Add your desired safety stock level
Click Calculate to get your Reorder Point, which tells you the minimum inventory level at which you should reorder.
Why Is It Important for Amazon & Ecommerce Sellers?
✅ Prevent stockouts and lost revenue
✅ Maintain Buy Box eligibility on Amazon
✅ Optimize warehouse space and storage costs
✅ Avoid rush shipping fees
✅ Plan reorders based on real data, not guesswork
Whether you’re using Amazon FBA, 3PL, or your own warehouse, this tool ensures your inventory stays healthy and ready.
Who Should Use This Tool?
- Amazon Sellers managing multiple SKUs and suppliers
- Shopify/WooCommerce stores handling their own inventory
- Inventory managers in small-to-mid ecommerce brands
- Supply chain teams that need quick reorder planning
- Dropshippers and wholesalers who rely on lead time calculations
Take Control of Your Inventory Flow
Don’t let stockouts or overstocking slow you down. Our Reorder Point Calculator gives you accurate, fast insights to manage reordering and inventory flow with confidence.