N-[3-(3-hydroxy-4-methoxyphenyl)propyl]-L-α-aspartyl-L-Phenylalanine is the acid derivative of Advantame (A307000), a combination of Aspartame (A790015) and Vanillin (V097500). Advantame was developed as a high-intensity, low calorie sweetener that is 20,000 times sweeter than sucrose.