Life Extension Theanine XR Stress Relief - Stay Calm in The Face of Daytime Stress - Gluten-Free - Non-GMO - Vegetarian - 30 Vegetarian Tablets

L-theanine can cross the blood brain barrier where its been shown to help protect brain areas associated with your stress response from oxidative stress. It also helps modulate the activity of excitatory neurotransmitters like glutamate and increase levels of GABA5, another neurotransmitter which helps keep the mind calm and relaxed especially when you are having one of those days. Over time, theIngredients:Supplement Facts Serving Size:1 Vegetarian TabletAmount Per Serving%Daily Value Calcium [from dicalcium phosphate]50 mg4% Phosphorus [from dicalcium phosphate]40 mg 3% L-Theanine [as Theanine XR]400 mg ** *Daily Value not established. Other Ingredients: Microcrystalline cellulose, hydroxypropyl methylcellulose, hydroxypropyl cellulose, stearic acid, silica, vegetable stearate, croscarmellose sodium, glycerin.