Dated items don't GO BAD on the given date! ^
It is known to be STABLE until that date. :-:

Milk and cow dairy products are very susceptable to bacteria contamination from the time the cow is milked and therefore should be AVOIDED to prevent MUCOUS throughout the body, and Major Middle ear disease in infants/children.
Much healthier all the way around for youngsters and adults are Almond mild and Coconut Milk. Both better then soymilk! ^ @:-)

Drugs especially do not lose their potency on the given date! The Date means the Drug or Chemical is known to be STABLE until that time, and usually long after that! ^
In fact, the Dated periods are much shorter then in the past to encourage turnover!