Invented in 1894 by C.W. Post, Postum® is a caffeine-free alternative to coffee. Postum® is made from the highest-quality wheat grains, giving it a full-flavored taste that’s made Postum® a household mainstay for over 100 years. May be consumed as a beverage made with hot water or hot milk, or used as a flavoring for baked goods. 8 oz.