BENEFITSL-Tyrosine is a conditionally essential amino acid required for the production of the neurotransmitters dopamine, adrenaline, and noradrenaline, as well as for the skin pigment, melanin.Noradrenaline (norepinephrine) and adrenaline (epinephrine) are the main factors in the bodys response to acute stress and, along with dopamine , help support a positive mood and mental alertness. Additionally, L-tyrosine is particularly critical for the normal functioning of the thyroid gland. Natural color variations may occur in this product. Recommended dosage 1 capsule 1 to 3 times a day, preferably between meals.Warnings - Precautions : For adults only. Consult a doctor if you are pregnant/nursing, taking medication, or have a medical condition. People with thyroid disease (hyperthyroidism), melanoma, or those taking MAO inhibitors or other mood-altering medications should seek the advice of a physician before consuming this product. Keep out of reach of children. Nutritional Value & Ingredients 1 vegetable capsule provides on average : L-Tyrosine (Free Form) 750 mgOther ingredients : Cellulose (capsule), Rice flour, Stearic acid (vegetable source) and Silica. Contains no wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.