The active ingredient in the NiuSource Sweetness Inhibitor is Lactisole. NiuSource Sweetness Inhibitor works on reducing sweetness by blocking the sweet receptors. Its white color and odorless taste reduce the sweetness without sacrificing the mouth feel, flavor and other functional properties of sugar. This unique product can be used with natural sweeteners like Sugar (Sucrose), Fructose, Dextrose and Sugar Alcohols (Mannitol and Sorbitol) , and also artificial sweeteners like Aspartame, Neotame, Saccharine, Acesulfam K and Sucralose.