Citrullina Malate High quality citrulline malate in a premium 2:1 form, performing a key role in the urea cycle. Derived from citrulline, citrulline malate is a popular ingredient in pre-workout formulas, often combined with alanine & beta alanine. Our Citrulline Malate powder offers an easy way to mix citrulline malate into your regular pre-workout formula, or integrate into your DIY personal blend. Citrulline can be found in some foods, such as watermelon, but your dietary intake is typically low.