There may be benefits that have not
yet been proven through research.
Phenylalanine is an essential amino
acid. It is found in high-protein foods. It may improve memory and learning ability.
It
may enhance mood and alertness. It may help treat some types of depression. It’s
been
used to help treat schizophrenia and Parkinson disease.
Phenylalanine is used in some
artificial sweeteners. It tends to decrease appetite. It’s been used to treat
obesity.
It’s also claimed to boost pain tolerance in premenstrual syndrome (PMS) and migraine
headaches.