Source Naturals - L-Theanine- 200mg- 60 capsules

L-Theanine is a unique amino acid found almost exclusively in the tea plant (Camellia sinensis) and is the primary ingredient contributing to the unusual taste of green tea. Animal studies have shown that L-theanine crosses the blood brain barrier, increases dopamine and GABA levels in the brain, and inhibits the stimulatory properties of caffeine. Human studies have shown that taking L-theanine results in the emission of brain waves associated with a state of relaxation. * Supplement Facts for 200 mg Capsule Serving Size: 1 Capsule   Amount %DV L-Theanine 200 mg † Other Ingredients: microcrystalline cellulose, gelatin (capsule), colloidal silicon dioxide, and magnesium stearate. Warning: Not for use by infants, children, or women who are pregnant, may become pregnant, or breastfeeding. If you are taking an