How long whey protein powder last after opened?

The shelf life of whey protein powder after opened is pretty short. It will lose its nutritional value after about two weeks, which is why it is important to use your whey protein powder within this time frame. After opened, store the protein powder in an airtight container in the refrigerator.

How long do whey protein powder last after opened?

The answer depends on a variety of factors. One of the biggest is how you store it. You can keep opened protein powder in the refrigerator, freezer or room temperature. If you refrigerate it, it will keep its proteins from becoming denatured and will last up to three months. However, if you don’t freeze it, it will last up to two weeks or more. The reason is because the proteins slowly denature at room temperature.

How long should whey protein powder be stored opened?

For optimum freshness and taste, always store opened whey protein powder in its original packaging (if it came with one) and in a cool, dark place. After all, it does keep bacteria at bay and extends the shelf life of the product. Initially, the taste of the whey protein powder after opening may be slightly different because the powder absorbs the surrounding air and flavors. However, after a few days, the powder should return to its original taste.

How long do store opened whey protein expire?

For best storage of opened whey protein powder, refrigerate it after opening. You can store opened whey protein for two to four weeks in the refrigerator. However, opened whey protein stored in the refrigerator will lose about 10% of its protein content every month.

How long do opened protein powder last?

You can usually get about five to seven days of shelf life once opened for whey protein powder. Since whey protein is a perishable food, keep opened protein powder refrigerated after opening. After that, the protein powder should be used within a week to ten days to prevent any loss in nutritional value.