Phenylalanine

Category:
Amino Acids

Type:
Essential Amino Acids

Functions:
Increases blood levels of norepinephrine, epinephrine and dopamine, neurotransmitter function

Deficiencies:
Rare. Slowed growth, lethargy, liver damage, weakness, edema, skin lesions

Toxicity:
Rare. Decreased/increased blood pressure, headaches

Recommended Intakes:
(1985 Joint FAO/WHO/UNU Report)
69 mg/kg/day - Preschool, 2-5 yrs
22 mg/kg/day - Schoolchildren, 10-12 yrs
14 mg/kg/day - Adults, 18yrs and older

Food Sources:
Dairy, almonds, avocados, lima beans, peanuts, seeds