Yes, casein protein powder, like any other food product, does have an expiration date. The expiration date depends on various factors such as the manufacturing date, the storage conditions, and the ingredients used. Casein protein powder usually has a shelf life of 1-2 years if stored properly in a cool, dry place.
It is important to check the expiration date on the package before using the powder and to discard it if it has passed its expiration date. Additionally, it is recommended to store casein protein powder in an airtight container to maintain its freshness and prevent oxidation. If the powder has a strong odor or has changed in texture or color, it is best to discard it.
Using expired casein protein powder can result in a loss of nutritional value and may also pose a health risk. It is always best to consume casein protein powder within its expiration date to ensure that you are getting the maximum nutritional benefits.