Best Tablet L Glutamine Nutritional Supplements in 2026

5000mg of L-Glutamine Powder Per Serving (100 Servings)

1.1 Pounds (500G) of L-Glutamine Powder Per Bottle

Vegetarian Friendly L-Glutamine Powder

✅ FREE FORM L-GLUTAMINE: NOW Brand's new value size of this premium amino acid supplement.

✅ EASY TO TAKE ON THE GO: No need to mix any powder. Easy to take these capsules when at the gym or at work.

✅ BENEFITS FOR MEN AND WOMEN: Glutamin supports immune function* & nitrogen transporter*. Benefits gut health*.

Amino acid/supports immune function: Glutamine is considered to be a conditionally essential amino acid, which means that under certain circumstances, the body may require more glutamine than it can produce. In that case, supplementing with glutamine may help with recovery of the amino acid in the body.

Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery

Nitrogen transporter: In the body, glutamine functions as a major nitrogen transporter and is critical for the maintenance of healthy nitrogen balance.Store in a cool, dry place after opening

FUEL YOUR ACTIVE LIFESTYLE – Glutamine is an amino acid your body uses for protein production. While it’s a must-have among serious athletes, glutamine is a great option for anyone who leads an active lifestyle.

GUT HEALTHY, IMMUNE STRONG – Glutamine can be found in the blood, as well as stored in the skeletal muscles and liver, and in higher concentrations than any other amino acid. It’s an important energy source for cells lining the gut and immune cells, making it critical for a healthy digestive tract and immune response.

ANTIOXIDANT SUPPORT - Regular body movement is terrific for whole-body health. But engaging in heavy exercise can affect glutamine levels, causing stress to the body. Our L-Glutamine formula helps support antioxidant defenses to maintain muscle health.

HPLC Lab Tested - Every batch of every product is tested by independent third party labs to ensure potency.

Fermented - NutraBio L-Glutamine is vegetable based, naturally fermented 100% L-Glutamine manufactured right here in the United States!

Without Compromise – NutraBio’s L-Glutamine provides 5000 mg of pure raw unflavored glutamine per serving.

AMINO ACID/SUPPORTS IMMUNE FUNCTION*: Glutamine is considered to be a conditionally essential amino acid, which means that under certain circumstances, the body may require more glutamine than it can produce. In that case, supplementing with glutamine may help with recovery of the amino acid in the body.*

NITROGEN TRANSPORTER: In the body, glutamine functions as a major nitrogen transporter and is critical for the maintenance of healthy nitrogen balance.*

CLASSIFICATIONS/CERTIFICATIONS: Halal, Non-GMO, Kosher, Dairy Free, Egg Free, Made without Gluten, Nut Free, Soy Free, Vegan/Vegetarian

PROMOTE GUT HEALTH - Glutamine is essential to the health of the immune system and the digestive tract. In the gut, it promotes the health and proper functioning of mucosal cells, which are necessary for normal healing and repair. *

SUPPORT MUSCLE REPAIR - Glutamine also supports optimal muscle growth and strength and has been shown to be particularly useful in helping to maintain muscle tissue in already healthy individuals.*

ANTIOXIDANT ACTIVITY - Increases production of glutathione, the body's main antioxidant.*

100% Pure - Free Form

Supports Muscle Mass

Vegetarian Product

L-Glutamine Capsules - 850mg of 'Free Form' L-glutamine in just one vegetarian capsule.

Immune & Gut Health - L-glutamine is essential for the health of the immune system and the digestive tract. In the gut it promotes the health and function of the mucosal cells for normal repair.*

Muscle Maintenance - L-Glutamine also supports optimal muscle growth and strength and has been shown to be particularly useful in helping to maintain muscle tissue.*

L-Glutamine 1,000 mg per serving. 200 veggie caps for a 100 Day Supply.

Vegan/Vegetarian, Non-GMO, Gluten Free. L-Glutamine free form.

Advanced and superior formulation using high-quality sourcing and innovation.

Amino Acid: Major fuel for the intestines & supports the functioning of the gastrointestinal tract

L-Glutamine Powder: Glutamine is a muscle builder that supports the growth of muscle mass

Immune Booster: Glutamine supports the immune system, specifically the gut-associated lymph tissue

Pure, free-form, non-essential amino acid

Supports muscle mass

Immune Support

Pure - Free Form

Supports Muscle Mass

Non-GMO

SUPPORT YOUR GUT - L-Glutamine is an amino acid with a vast array of functions and health benefits, derived from its ability to feed various cells in the body. Glutamine is essential to the health of the immune system and the digestive tract. In the gut, it promotes the health and proper functioning of mucosal cells, which are necessary for normal healing and repair. *

THERAPEUTIC DOSE - L-Glutamine powder contains 3000 mg of L-Glutamine per 3/4 teaspoon. *

POWERFUL HEALTH EFFECTS - Glutamine, like all amino acids, contains nitrogen, which is needed by many cells throughout the body - including immune, gut and muscle cells. Nitrogen is also a building block for proteins, antioxidants, neurotransmitters and DNA. Glutamine has a unique Robin Hood-like nature - it distributes nitrogen freely to the cells which need it most, giving your body powerful and wide-ranging health effects. *

2 BOTTLES OF FREE FORM L-GLUTAMINE: NOW Brand's new value size of this premium 500 mg amino acid supplement.

EASY TO TAKE ON THE GO: No need to mix any powder. Easy to take these capsules when at the gym or at work or over lunch. BENEFITS FOR MEN AND WOMEN: Glutamin supports immune function* & nitrogen transporter*. Benefits gut health*.

BETTER FOR YOU: Non-GMO, Vegetarian, Vegan.

Amino Acid: Major fuel for the intestines & supports the functioning of the gastrointestinal tract

L-Glutamine Powder: Glutamine is a muscle builder that also supports the growth of muscle mass

Immune Booster: Glutamine supports the immune system, specifically the gut-associated lymph tissue

Amino Acid Supplementation - Glutamine is produced by the body, but supplementation may address a variety of needs in already healthy individuals.*

Support Gut Health - L-Glutamine is most notable for its gastrointestinal-supportive properties and may support everyday discomforts.*

Encourage Gultamine Replenishment - Elevated cortisol levels can contribute to depleted glutamine levels.*

Contains L- Glutamine, most abundant amino acid in the bloodstream of a human body

Helps to replenish & recover the muscles L-Glutamine which depletes during intense exercise

15 capsules per container