Is it okay to use expired Crystal light mix?

No, it is not okay to use expired Crystal Light mix.

Crystal Light is a powdered drink mix that is typically made with citric acid, artificial sweeteners, and natural flavors. While these ingredients are generally safe to consume, they can break down over time and lose their potency.

In addition, expired Crystal Light mix may also contain harmful bacteria that can cause foodborne illness.

For these reasons, it is best to avoid using expired Crystal Light mix. If you are not sure whether a Crystal Light mix is expired, it is best to discard it.