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Doctors Best

Doctor's Best L-Glutamine 300g

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Doctor's Best L-Glutamine 300g

About Doctor's Best L-Glutamine

Doctor's Best L-Glutamine Powder contains Glutamine, an amino acid that is a building block of protein. Glutamine is most commonly used to support muscle growth, skeletal muscles and athletic endurance. Supplementing with L-Glutamine allows the body the much-needed amino acids to increase muscle hydration. This is an essential process in the body that support muscle recovery from high intensity workouts. 

  • Science-Based Nutrition
  • Dietary Supplement
  • Non-GMO / Gluten-Free / Soy-Free / Vegan



  • Helps support muscle mass and strength
  • Helps support muscle hydration
  • Helps support post-workout recovery 



Suggested Use: Adult use: Add 1 scoop to 8 ounces of juice or protein shake and mix well. For best results, drink 1 hour before exercise. Repeat after exercise or before bedtime, or as recommended by a nutritionally-informed physician. 

Warnings: Avoid using if you are pregnant, nursing or if you have liver problems. If you are sensitive to monosodium glutamate (MSG), you may be sensitive to glutamine as the body converts glutamine to glutamate. It is recommended to supplement with B vitamins if taking L-glutamine long term. 

Note: Settling of contents may occur, which may cause slight variations in number of servings.

Store in a cool dry place. 


Nutrition Information

Doctor's Best L-Glutamine 300g

Serving Size: 1 Scoop (= 5 grams)

Servings Per Container: Approximately 60

Amount Per Serving

  • L-Glutamine
  • 5 g


Other Ingredients



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*Always consult with a qualified healthcare professional prior to beginning any diet or exercise program or taking any dietary supplement. The content on our website is for informational and educational purposes only and is not intended as medical advice or to replace a relationship with a qualified healthcare professional.

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