Leftovers in the fridge: UK vs US
Fridge-storage guidance is not interchangeable. Use the country-specific window that applies where you are, and only after food was cooled and refrigerated properly.
Reviewed 19 September 2026 Based on official UK and US food-safety guidance Independent site
United Kingdom
Cooked leftovers: generally use within 2 days / 48 hours. Proper cooling and refrigeration still matter.
Cooked rice: use within 24 hours. Rice has its own shorter guidance and should not be assessed using the general leftover window.
United States
Supported refrigerated cooked leftovers: generally use within 3–4 days. This federal guidance assumes the food was handled properly and kept refrigerated.
Prompt refrigeration after cooking or serving still matters. Refrigerating food later does not erase a period when it was left out too long.
Use the guidance for your jurisdiction
UK and US authorities use different recommended storage windows. Those windows assume food was cooled and refrigerated properly; uncertainty about its handling history can change the advice. Use the regional guide and the checker for the country and situation that apply to you.
Use the checker for your situation
This page gives general UK and US guidance. Check your food for the situations Safe to Eat? currently covers.
Sources and scope
Page reviewed: 19 September 2026. UK and US source sets are displayed separately above; this is a page review date, not a single source-pack freshness date.
This resource is based on UK and US food-safety guidance and does not replace the checker’s personalised questions. Read how the checker works and see the official sources.
Safe to Eat? is independent and is not affiliated with or endorsed by the authorities cited above.