What Do Sell-By, Best-By, and Use-By Dates Really Mean?

A person checks the printed date code stamped on the bottom of a metal food can. Understanding the true meaning behind sell-by, best-by, and use-by dates helps prevent unnecessary food waste and ensures you consume pantry items while they are at their best quality. Shutterstock.

Navigating supermarket refrigerator cases and home pantries requires understanding food product dating labels. Consumers frequently discard perfectly safe food prematurely due to confusing calendar stamps on packaging. The United States Department of Agriculture provides clear guidance regarding product dating terminology and safety. Knowing what these dates actually mean helps reduce food waste and protects your budget. I will examine the real meaning behind sell-by, best-by, and use-by dates.

The Purpose of Sell-By Dates