The shelf life of milk is influenced by a variety of factors, such as processing method and carton date, exposure to light and heat, and how it is stored. When properly stored at or below 40°F, containers of milk last for the time periods past the date printed on the carton as indicated in the table below: Of course, all types of food and drink products last for a shorter period of time if they are not stored properly.
Store milk on an interior refrigerator shelf rather than in the door, where the temperature fluctuates with frequent opening.
These changes occur from lactic acid producing bacteria.
If you have sour milk, it can be cooked or used in recipes that call for sour milk - but do not drink it without properly cooking it first.
Because of this distinction, you may safely use it to compliment your favorite meals even after its "sell by date" has lapsed, according to the table above if it is stored properly at all times.
Practicing proper hygiene and food safety techniques will help prevent foodborne illness.
From the full taste and high cream content of whole milk to the skim and non-fat versions (which actually help when on a weight loss diet), it provides the body with much needed calcium and vitamin D to name a few of the benefits of milk.