Can you eat yogurt after the use by date?

While it's generally not recommended to eat yogurt past its use-by date, the actual risk depends on several factors, including the storage conditions and the specific type of yogurt. Here are some considerations:

1. Refrigeration: If the yogurt has been continuously refrigerated at or below 40°F (4°C), it may still be safe to eat for a few days after the use-by date. The cold temperature slows down the growth of bacteria, helping to preserve the yogurt's quality.

2. Type of Yogurt: Plain yogurt tends to have a longer shelf life compared to flavored varieties. Fruit-flavored or sweetened yogurts contain additional ingredients that can provide a more conducive environment for microbial growth.

3. Packaging: Unopened yogurt in its original packaging is less likely to be contaminated than opened yogurt. Once the package is opened, it's more vulnerable to bacteria from the environment.

4. Appearance and Smell: Before consuming yogurt past its use-by date, inspect it for signs of spoilage, such as visible mold, discoloration, or an off odor. If anything seems unusual, it's best to discard the yogurt.

While eating yogurt a few days past the use-by date may not necessarily cause harm, it's essential to use your best judgment. If you're unsure about the quality or concerned about your health, it's always better to err on the side of caution and discard the yogurt.