Phenylalanine is an essential amino acid is the precursor of tyrosine. This is an important amino acid. It produces neurotransmitters in the brain to produce norepinephrine. It assists in learning, memory, clarity and elevates the mood. Therefore, it may aid in the treatment of depression.
It should not be taken by anyone suffering from high blood pressure, anxiety attacks, panic attacks, PKU (phenylketonuria), cancer or anyone taking MAO inhibitors. Women who are pregnant or lactating should also avoid using phenylalanine.
It may assist in elevating the mood and treating depression.
Found in most foods but it is highest in those that are high in protein: dairy products and meats.