L-Tyrosine (500mg) Overview
NOW L-Tyrosine is a pharmaceutically-pure free form tyrosine supplement in the most commonly-used potency, 500 mg. NOW L-tyrosine can be a useful way to boost mood and alertness since it can be converted into brain chemicals associated with a positive state-of-mind. Tyrosine is also a critical factor for the production of thyroid hormones that regulate metabolism, so NOW L-Tyrosine is often used for thyroid support too. For best results on mood and alertness, take L-tyrosine on an empty stomach, 1 hour before or 3 hours after eating. For thyroid support, take NOW L-Tyrosine with food.

L-Tyrosine (500mg) Description from Now
L-Tyrosine is a non-essential amino acid that plays an important role in the production of neurotransmitters dopamine and norepinephrine. In addition, because L-Tyrosine is necessary for the synthesis of thyroid hormone and epinephrine (adrenaline), L-Tyrosine supports healthy glandular function and stress response.

Ingredients:
Other Ingredients: Gelatin (capsule), Magnesium Stearate (vegetable source) and Stearic Acid (vegetable source).

Manufacturer's Directions
As a dietary supplement, take 1 capsule 1 to 3 times daily, preferably between meals.