The amino acid in question is apparently https://en.wikipedia.org/wiki/Aspartic_acid https://en.wikipedia.org/wiki/Aspartic_acid, a chemical component of aspart

The amino acid in question is apparently https://en.wikipedia.org/wiki/Aspartic_acid https://en.wikipedia.org/wiki/Aspartic_acid, a chemical component of aspartame, and the origin of the latter's name, but not at all the same substance.