Why is it considered unhealthy to conserve foods after the best before or expiry date?

Foods are generally safe to consume past their best before or expiration date, but their quality and safety can decline over time due to various factors. Here are some reasons why it's considered unhealthy to consume foods after their best before or expiration date:

1. Nutritional Loss:

- Over time, foods can lose their nutrients, such as vitamins and minerals, resulting in diminished nutritional value.

2. Changes in Taste and Texture:

- Foods may develop off-flavors, become rancid, or change in texture, making them unappealing to consume.

3. Microbial Spoilage:

- Microbial growth can occur in foods even if they are unopened. The presence of harmful microorganisms can lead to spoilage and the production of toxins that may cause foodborne illness.

4. Risk of Foodborne Illness:

- Consuming spoiled food can increase the risk of foodborne illnesses, such as stomach cramps, nausea, vomiting, and diarrhea. Some bacteria, such as Salmonella or E. coli, can grow at refrigeration temperatures and pose a serious health risk.

5. Misinterpretation of Dates:

- "Best before" and "expiration" dates can sometimes be confusing. Best before dates generally indicate quality, while expiration dates refer to safety. For example, food that is a few days past its best before date may still be safe to eat if properly stored.

6. Food Waste:

- Discarding food that is still safe to consume can contribute to unnecessary waste. Understanding and correctly interpreting food date labels can help reduce food waste and promote sustainability.

It's important to follow the storage instructions provided on food packaging to ensure optimal quality and safety. Refrigerating or freezing perishable foods can extend their shelf life, but it's still recommended to consume them before the best before or expiration date for the best quality and safety. If in doubt, it's always better to discard food that shows signs of spoilage, such as changes in color, texture, or smell, or when it has exceeded the recommended storage time.