4.5g Glutamine. 217 Servings. Banned Substance Tested+Gluten Free/No Dyes. Informed-Choice Is A Quality Assurance Program That Certifies That All Nutritional Supplements And/or Ingredients Have Been Tested For Banned Substances By The World Class Sports Anti-Doping Lab, LGC. Fast Absorbing Muscle Support: Dymatize Glutamine Micronized Provides 4.5g Of L-Glutamine Per Serving. L-Glutamine Is One Of The Most Abundant Amino Acids Found In The Body And Provides Daily Muscle Support. Known For Quality And Proven Performance, Dymatize Glutamine Is The Choice Of Serious Athletes And Trainers Worldwide Who Need To Perform At Their Best. Dymatize Glutamine Is Unflavored And Mixes Easily So That It Can Be Added To Flavored Beverages, Shakes Or Other Recipes.