Days Supply Formula is a way of tracking and measuring inventory supply in order to better understand inventory trends over time. It takes into account the amount of stock on hand, current sales volume, and forecasted sales to help businesses accurately predict their restocking needs and optimize their inventory management. Days Supply Formula allows businesses to forecast more effectively and plan for any potential bumps in the road when it comes to ordering new products or supplies. In essence, it’s a tool for smarter, more efficient business decisions.