Assertion: aspartame's amino acid | /r/AtLocation | protein
Facets:
Source sentences:
text: Memory loss is due to the fact that aspartic acid and phenylalanine are neurotoxic without the other amino acids found in protein.
text: Phenylalanine is one of the essential amino acids found in proteins, but I am one of the believers that amino acids should be eaten in combination, not in isolated form.