Unopened Greek yogurt can generally be kept in the refrigerator for a considerable amount of time, as long as it is within its expiration date. The shelf life of Greek yogurt is influenced by its production process, quality, and storage conditions.
On average, unopened Greek yogurt can last anywhere from 1 to 2 weeks beyond its printed expiration date when stored properly in the refrigerator. Some high-quality brands might last a bit longer, but it's essential to check the date on the container to be sure.
To ensure the longest possible shelf life for your Greek yogurt:
Store it in the original, sealed container: The original packaging is designed to maintain freshness and prevent contamination.
Keep it refrigerated at a consistent temperature: The yogurt should be stored at or below 40°F (4°C) to maintain its quality.
Avoid temperature fluctuations: Frequent temperature changes can impact the yogurt's texture and taste.
Check for signs of spoilage before consuming: If the yogurt develops an off smell, unusual texture, mold, or an off taste, discard it immediately, even if it's before the expiration date.
Remember that these are general guidelines, and the actual shelf life may vary depending on the brand and storage conditions. Always use your best judgment and practice proper food safety precautions when consuming any food product. If you're unsure about the yogurt's freshness, it's better to err on the side of caution and discard it.