Understand expiration dates to stop throwing away good food
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"Best by" and "sell by" dates are manufacturer suggestions for peak quality, not safety deadlines. Most foods are perfectly safe well beyond these dates. Use your senses: look, smell, taste. The only date legally required is on infant formula. Eggs last 3-5 weeks past their sell-by date.
Why It Works
Date label confusion is responsible for an estimated 20% of household food waste. Understanding that "best by" means quality, not safety, saves money and reduces waste. Trust your senses over printed dates for most products.
Tips
- "Use by" is the closest to a safety date but is still conservative
- Yogurt, hard cheese, and condiments last weeks to months past their printed date
- Canned goods are safe for years past the date if the can is not dented, rusted, or swollen
- The FoodKeeper app (USDA) provides science-based storage times for hundreds of foods
Created: 3/23/2026, 2:57:39 AM freebest practice
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