born Oct. 26, 1854, Springfield, Ill., U.S.
died May 9, 1914, Santa Barbara, Calif.
U.S. manufacturer of breakfast cereal s.
In the 1880s Post became a patient of John H. Kellogg at a health sanitarium in Battle Creek, Mich., where he became interested in producing healthful foods like those Kellogg served. In 1895 he founded Postum Cereal Co., the precursor to General Foods Corp . His first product, the cereal beverage Postum, was followed by Grape Nuts and Post Toasties.