This is the highest protein unbleached white flour available. You will find it to be the best white baking flour you've ever used. Carefully milled to exact specifications and enriched with B-vitamins, niacin and iron. We also add a small amount of malted barley flour to this blend for further enhancement of final product consistency. Whether you are baking at sea level or high altitude, this flour will perform to your highest expectations. Chemical Free. GMO Free.