Properties: L-Theanine is an amino acid found naturally in green tea. Its role is to ensure a state of relaxation and rest, without causing drowsiness and without affecting alertness. L-Theanine is the active ingredient in green tea, for this reason green tea is used for its relaxing and calming properties. Also, L-Theanine can stimulate neurotransmitters and alpha waves produced by the brain, providing a calming effect, improving the ability to concentrate , reduces hypertension (stimulates cardiovascular functions) and agitation. It has been demonstrated that L-Theanine stimulates the increase in dopamine levels, a chemical substance that influences good mood. Due to the fact that L-Theanine does not contain caffeine, although it is found in green tea, it does not cause nervousness, agitation and eliminates the side effects of caffeine. The benefits of GNC L-Theanine are represented by promoting a state of rest, stimulating deep sleep and relaxing the central nervous system. - Each bottle contains 60 capsules, each capsule containing 200 mg of L- Theanine; - Formula that assimilates quickly. Ingredients per serving: Serving: 1 capsule - Suntheanine L-Theanine 200 mg Other ingredients: Gelatin, Cellulose. Does not contain: Sugar, Artificial Colors, Artificial Flavors, Wheat, Gluten, Maize, Soy, Dairy, Ferments. Method of administration : As a food supplement, administer 1 capsule per day. Warnings: The product is a food supplement and should not replace a varied and balanced diet and a healthy lifestyle. Keep out of the reach and sight of small children. Do not exceed the recommended dose for daily consumption. Presentation: 60 capsules