L-Glutamine Powder by Nutricost is a vegetarian friendly, 3rd party tested, and quality guaranteed L-Glutamine product. Glutamine has recently been the focus of much scientific interest, particularly for those in the fitness and health community. Every bottle has 50 servings of 5g of L-Glutamine. This dietary supplement is gluten free and non-GMO. All Nutricost products are made in a GMP Compliant, FDA Registered Facility and all ingredients and finished products are tested by 3rd party, iso-accredited laboratories. Only What You Need, Nothing You Don’t! We’ve simplified our entire philosophy down to that single concept. This motto is what drives us to find the highest quality sources of the purest ingredients for each supplement we offer. From single ingredients to our simple formulations for targeted effects, each of our supplements stays clear and simple with what they provide.