Graham flour food shops, or directly from a flour mill that has experience making it. A substitute for it would be a mix of unbleached white flour and wheat middlings; this was a common substitute prior to and after the passage of the Pure Food and Drug Act in 1906, but the FDA gradually established standards and eliminated imitations from the market. Graham flour is named after Sylvester Graham (1794–1851), an early advocate for dietary reform. Graham despised the discarding of nutrients such as germ and bran when making flour for white bread, and believed that using all of the grain in
Flour bleached flour marketed to the home baker is now treated mostly with either peroxidation or chlorine gas. Current information from Pillsbury is that their varieties of bleached flour are treated both with benzoyl peroxide and chlorine gas. Gold Medal states that their bleached flour is treated either with benzoyl peroxide or chlorine gas, but no way exists to tell which process has been used when buying the flour at the grocery store. During the process of making flour nutrients are lost. Some of these nutrients may be replaced during refining – the result is "enriched flour". Cake flour is the