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Generic name: glutamineGLOO-ta-meen ]
Brand names: Endari, GlutaSolve, SYMPT-X Glutamine, NutreStore
Drug class: Nutraceutical products

Medically reviewed by on Aug 11, 2023. Written by Cerner Multum.

What is NutreStore?

NutreStore is an amino acid that affects the processes of growth and function of cells in the stomach and intestines.

NutreStore is a medical food product that is used to supplement dietary sources of glutamine. NutreStore is used to treat a this medicine deficiency, or a loss of glutamine caused by injury or illness.

NutreStore is also used in combination with human growth hormone to treat short bowel syndrome.

NutreStore may also be used for purposes not listed in this medication guide.

NutreStore side effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

NutreStore may cause serious side effects. Call your doctor at once if you have:

Common side effects of NutreStore may include:

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.


Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

Before taking this medicine

To make sure NutreStore is safe for you, tell your doctor if you have:

FDA pregnancy category C. It is not known whether NutreStore will harm an unborn baby. Do not use NutreStore without a doctor's advice if you are pregnant.

It is not known whether glutamine passes into breast milk or if it could harm a nursing baby. Do not use this medicine without a doctor's advice if you are breast-feeding a baby.

How should I take NutreStore?

Use exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended.

When treating short bowel syndrome, you may need to take NutreStore 6 times per day for up to 16 weeks.

The number of times per day you take NutreStore depends on the reason you are using it. Always follow your doctor's instructions.

Take NutreStore oral powder with a meal or snack unless directed otherwise.

Take NutreStore tablets on an empty stomach, at least 1 hour before or 2 hours after a meal.

Dissolve your dose of glutamine oral powder in at least 8 ounces of hot or cold liquid. You may also mix the powder with a soft food such as pudding, applesauce, or yogurt. Stir the mixture and eat or drink all of it right away.

Do not pour dry NutreStore powder directly into a tube feeding formula. Always mix the powder with water and infuse it directly into the feeding tube using a syringe.

While using NutreStore, you may need frequent blood or urine tests.

NutreStore may be only part of a complete program of treatment that may also include a special diet, tube feedings, and IV fluids. It is very important to follow the diet and medication plan created for you by your doctor or nutrition counselor.

Store at room temperature away from moisture and heat. Keep each dose of the oral powder in its packet until you are ready to use the medicine.

What happens if I miss a dose?

Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.

What happens if I overdose?

An overdose of NutreStore is not expected to produce life-threatening symptoms.

What should I avoid while taking glutamine?

Follow your doctor's instructions about any restrictions on food, beverages, or activity.

What other drugs will affect NutreStore?

Other drugs may interact with glutamine, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.

Popular FAQ

Glutamine, taken either in the diet or as a supplement, preserves muscle function and improves nitrogen balance. In addition, it crosses the blood-brain barrier and acts as a precursor to neurotransmitters. In theory, this makes it beneficial in athletes who subject their bodies to high levels of physical and mental stress and whose requirement for glutamine far exceeds that of a non-training person. Glutamine deficiencies can contribute to sub-optimal performance and slow recovery times. Continue reading

More about NutreStore (glutamine)

Patient resources

Other brands

Endari, GlutaSolve, SYMPT-X G.I.

Professional resources

Other brands


Related treatment guides

Further information

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.