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Ranked 27th among 32 L-Glutamine products.
Available here from $ 11.25

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Overview

Life Extension L-Glutamine is a dietary supplement built around the amino acid glutamine, which is described as the most abundant free amino acid in the body. The formula is positioned to support mood, muscle, immune, and gut health, with a particular focus on helping maintain healthy muscle mass, energy levels during periods of heavy stress, and optimal immune function.

This product is presented as a gluten free, non GMO supplement. It comes in capsule form, making it a straightforward way to add glutamine to a daily routine without introducing a complex blend of ingredients. Compared with a basic amino acid product, it is specifically framed around broader wellness support rather than muscle use alone.

Key Features & Benefits

  • Provides L-glutamine, an amino acid naturally found in the body in high abundance.
  • Formulated to support healthy muscle mass.
  • Intended to help maintain energy levels during periods of heavy stress.
  • Designed to help maintain optimal immune function.
  • Also positioned to support gut health.
  • Supplied in capsule form for daily use.
  • Gluten free formula.
  • Non GMO LE Certified.
  • Made as a dietary supplement rather than a pharmaceutical product.

Specifications

  • Brand: Life Extension
  • Product name: L-Glutamine
  • Supplement type: Dietary supplement
  • Active ingredient: L-Glutamine
  • Dosage form: Capsule
  • Dietary characteristics: Gluten free; non GMO LE Certified
  • Intended use: For mood, muscle, and immune support

Suggested Use

Read the label before use. Take one (1) capsule once or twice daily on an empty stomach, or follow the advice of a healthcare practitioner.

Other Ingredients

Vegetable cellulose (capsule), silica, and vegetable stearate.

Allergen & Dietary Information

This product is described as gluten free and non GMO LE Certified.

Warnings

  • Consult a healthcare practitioner before using this product if you have advanced liver disease.
  • Speak with a physician if you are being treated for a medical condition or if you are pregnant or lactating.
  • Keep out of reach of children.
  • Do not exceed the recommended dose.
  • Do not purchase if the outer seal is damaged.

Storage

Keep the container tightly closed and store it in a cool, dry place.

This L-glutamine supplement is designed to support muscle, immune, and gut health, while its capsule format and gluten free, non GMO profile provide a simple daily way to add this amino acid to routine use.

Disclaimer

The information provided on this page is intended for general informational purposes only and should not be considered medical advice. Product formulations, ingredients, packaging, and labeling may change over time. Always read the label, warnings, and directions provided with the product before use. If you are pregnant, nursing, taking medication, or have a medical condition, consult a qualified healthcare professional before using any dietary supplement.

Life Extension L-Glutamine FACTS AND ALTERNATIVES COMPARISON

  27
Life Extension L-Glutamine Life Extension
Supplement Rating
Life Extension L-Glutamine
4
Jarrow Formulas L-Glutamine Powder Jarrow Formulas
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Jarrow Formulas L-Glutamine Powder
13
Jarrow Formulas L-Glutamine Tablets Jarrow Formulas
Supplement Rating
Jarrow Formulas L-Glutamine Tablets
11
Thorne Research L-Glutamine Thorne Research
Supplement Rating
Thorne Research L-Glutamine
Serving Size 1 Vegetarian Capsule ½ Teaspoon (2 g) 1 Tablet One Capsule
Price/Serving $0.11 $0.13 18% $0.19 73% $0.25 127%
Servings Per Container 100 Approx. 500 100 90 10%
L-Glutamine 500 mg (free form amino acid) 2 g 75% 1000 mg 100% 500 mg
Glutamine 500 mg · ** (free form amino acid) missing substance or information* missing substance or information* missing substance or information*

*Some information on the Life Extension L-Glutaminelabel may be missing, or it may have been written incorrectly. We work hard to keep the information accurate & up to date. Please let us know if you discover any errors.

AI consultant

This content is for informational purposes only and is not a substitute for professional medical advice. Consult a qualified healthcare provider before taking any supplement.