L-ARGININE & L-CITRULLINE WITH BEETROOT EXTRACT: New Leaf brings together naturally sourced Beetroot Extract with the amino acids L-Arginine and L-Citrulline DL-Malate, supplied in a 2:1 ratio. Made with L-Citrulline DL-Malate in a 2:1 ratio alongside L-Arginine and Beetroot Extract.