Citrulline is a non-protein amino acid naturally produced in the body from ornithine. Citrulline, Strawberry - 200 grams Citrulline, Exotic - 200 grams. Ingredients: Citrulline Malate (of which citrulline), Citrulline malate, acidity regulator: malic acid, anti-caking agent: silicon dioxide, stabilizer: acacia gum, flavouring, sweetener: sucralose.