L-Tyrosine is a precursor to catecholamine neurotransmitters, which when deficient may cause a biochemical imbalance associated with depression.

Pure L-Tyrosine Literature Download (48.2 KiB)


Take 1-4 capsules daily, as needed. For biochemical imbalances associated with depression, take 2 capsules at least 30 minutes before breakfast and 2 capsules 30 minutes before lunch, on an empty stomach. Take with fruit juice or water. Do not take with hot fluids, milk or any other dairy products. B-6 is necessary for proper metabolism and Montiff B-Complete or B-Long are recommended (except with Narcolepsy).


Tyrosine is a natural amino acid and has been safely used for over 20 years with no adverse side effects; however, Tyrosine should not be used by individuals on MAO inhibitors or those with melanomas (since Tyrosine is involved in the production of melanin).

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