NOW Supplements, Taurine 1,000 mg, Double Strength, Nervous System Health, 250 Veg Capsules About this item DOUBLE STRENGTH VEGAN CAPSULES: This product has twice the taurine (1,000 mg) as in our regular strength product (500 mg). NERVOUS SYSTEM HEALTH*/HEALTHY VISUAL FUNCTION*: Taurine helps to generate and regulate nerve impulses and aids in the maintenance of fluid balance; it is also used by the body in visual pathways, as well as in the brain and nervous system, CERTIFICATIONS/CLASSIFICATIONS: Dairy Free, Egg Free, Kosher, Made without Gluten, Non-GMO, Nut Free, Soy Free, Vegan/Vegetarian GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation). Packaged in the USA by a family owned and operated company since 1968.