Phenylalanine is an essential amino acid. It found naturally in the breast milk of mammals and manufactured for food and drink products and are also sold as nutritional supplements for their reputed analgesic and antidepresant effects.

Uses:

· L-phenylalanine may be taken in supplement form as a mild anti-depressant, to generally lift the mood and increase mental alertness.

· L-phenylalanine may be taken to help suppress the appetite in people who generally eat too much for their needs and who are obese.