L-Tyrosine, a constituent of dietary protein, is a substrate or precursor to the catecholamine neurotransmitters norepinephrine, epinephrine and dopamine, the levels of which can be affected by the amount of tyrosine consumed.* Jarrow Formulas® L-Tyrosine contains pure crystalline L-Tyrosine.
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Required Notice For California Residents: California Proposition 65 WARNING: Consuming this product can expose you to chemicals including lead which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/food.