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> Life Extension - D,L-Phenylalanine Capsules 500 mg, 100 vegetarian capsules
Life Extension - D,L-Phenylalanine Capsules 500 mg, 100 vegetarian capsules
L-phenylalanine is an essential amino acid that can be converted to L-tyrosine in the liver. L-tyrosine can be converted in the brain and in the adrenal glands to dopamine, norepinephrine, and epinephrine (adrenaline) hormones that are depleted by stress, overwork
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