Glycine Is A Non-Essential Amino Acid That Has One Of The Simplest Structures Of All The Amino Acids. Glycine Is Found In Proteins Of All Life Forms, And Is Important In The Synthesis Of Proteins As Well As Adenosine Triphosphate (Atp) Suggested Use: 2 Capsules 1 To 2 Times Daily 500 Mg Capsule Option Available: 100, 200 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) Glycine Is A Non-Essential Amino Acid That Has One Of The Simplest Structures Of All The Amino Acids. Glycine Is Found In Proteins Of All Life Forms, And Is Important In The Synthesis Of Proteins As Well As Adenosine Triphosphate (Atp)