What is Peanut Flour? BULK POWDERS™ Peanut Flour is a superior quality flour, made from 100% peanuts. The peanuts are ground into fresh flour; absolutely nothing is added, nor taken away. Peanut Flour is a versatile flour that can be used in a number of different recipes. It’s an exciting alternative to standard flours. Peanut Flour provides a gluten, lactose & dairy free flour that is suitable for both vegetarians & vegans. Peanut Flour is high in protein, with 25g protein per