Source Naturals Taurine 1000 Is A Crystalline, Freeform Amino Acid. It Is A Soothing Neurotransmitter And Plays A Major Role In Stabilizing The Heartbeat And Electrical Activity Of The Nerves Suggested Use: Take 1 Capsule Daily Allergies: Contains No Yeast, Dairy, Egg, Gluten, Corn, Soy Or Wheat. Contains No Sugar, Starch, Preservatives, Or Artificial Color, Flavor Or Fragrance Over 40 Years Of Trust. Source Naturals Was Created In 1982 By Ceo Ira Goldberg To Support Everyoneã¢ÂS Potential To Enjoy Optimal Health Manufactured In The Usa. Manufactured In Scotts Valley, Ca, Under The Good Manufacturing Practices (Cgmps) Established By The Us Food And Drug Administration (Fda) Source Naturals Taurine 1000 Is A Crystalline, Freeform Amino Acid. It Is A Soothing Neurotransmitter And Plays A Major Role In Stabilizing The Heartbeat And Electrical Activity Of The Nerves. Taurine Is Also Necessary For The Proper Functioning Of The Bodyã¢ÂS Energy Cycle, A Critically Important Process Which Generates A Large Percentage Of The Bodyã¢ÂS Fuel As Atp