Understanding Expiry Dates and Best Before Claims for Safer Consumption Choices

Understanding Expiry Dates vs. Best Before: A Guide for Safer Consumption

Making informed choices about food dates is key to reducing waste and protecting your health. In the UK and EU, date labels on food serve different purposes, and knowing the difference can help you shop smarter, store food correctly, and avoid unnecessary disposal. This guide explains the legal and practical distinctions between expiry dates and best before claims, with actionable advice for everyday use.

What an Expiry Date Legally Means

An expiry date (often labelled as "use by" in the UK) is a strict safety marker. It is legally required on highly perishable foods such as fresh meat, poultry, fish, dairy products, and ready-to-eat salads. After this date, the food may pose a health risk even if it looks or smells fine. The UK Food Standards Agency advises never to eat food past its use-by date, even if it has been stored correctly.

How to Use Expiry Dates in Practice

• Always check the use-by date before purchasing perishable items, especially if you plan to store them for several days.
• Once opened, follow storage instructions (e.g., refrigerate below 5°C) to maintain safety until the date.
• If a product is near its use-by date, freeze it before the date passes to extend its safe consumption window.
• Never rely on smell or taste alone to judge safety for use-by-dated foods – the bacteria that cause illness may not alter the food's appearance.

For example, a UK consumer buying fresh chicken on a Monday with a use-by date of Wednesday should cook or freeze it by Wednesday evening. The same rule applies to soft cheeses and smoked fish, which are common sources of listeria risk.

Best Before Dates: Quality, Not Safety

A best before date relates to food quality, not safety. It is commonly found on non-perishable items such as canned vegetables, pasta, rice, biscuits, crisps, and frozen goods. After this date, the food is still safe to eat but may have lost flavour, texture, or nutritional value. The European Food Safety Authority (EFSA) confirms that best-before-labelled foods do not become hazardous simply because the date has passed.

Practical Advice for Best Before Foods

• Use your senses: check for off-odours, mould, or unusual texture before consuming. If it looks and smells normal, it is generally safe.
• Store dry goods in a cool, dark cupboard to extend their best-before period. For example, a sealed jar of pasta sauce may remain good for months past its date.
• For canned goods, inspect for dents, rust, or bulging lids before use – these indicate potential spoilage regardless of the date.
• Reduce waste by organising your pantry with a "first in, first out" system, placing older items at the front.

UK households throw away an estimated 4.5 million tonnes of edible food each year, much of it because of confusion over date labels. By understanding that best before is a quality guide, you can confidently keep and use items past their date.

How to Reduce Food Waste with Smart Date Management

Knowing the difference between these labels is only the first step. To make safer and more sustainable choices, adopt these habits:

• Check dates at the shop: When buying in bulk, choose items with the furthest use-by date for perishables. For non-perishables, a near best-before date is fine if you plan to use them soon.
• Label opened items: Write the date you opened a jar or packet on the container. This helps you track freshness beyond the original label.
• Freeze strategically: Many foods can be frozen right up to their use-by date. Bread, milk, cheese, and even eggs (out of shell) freeze well and extend your window for safe consumption.
• Use a simple rotation system: When restocking your pantry, move older items to the front so they are used first. This minimises the chance of forgetting items until after their date.

By applying these strategies, you can cut down on waste while keeping your meals safe. For further guidance on food safety, consult the UK Food Standards Agency or your national food authority.