Pure Original Ingredients L-Citrulline Powder is made from a single ingredient, providing a pure undiluted supplement L-Citrulline is a natural L-Arginine Precursor L-Citrulline is naturally found in watermelon Always Pure; Never any additives or fillers Packaged in Utah, USA Our Dietary Supplements are made from pure ingredients, without added fillers, additives, or preservatives. We don't use rice flour, magnesium stearate or other bulk agents in our processes, so that what you want is all you get.