SuppHelper
search
Home›Supplements›Amino Acid›Glutamine›L-Glutamine 500 mg Life Extension
Product Image

L-Glutamine 500 mg

Life Extension
4.7
★ ★ ★ ★ ★
(3458 ratings)
Glutamine 500 mg
Product Image
Score 76

A popular 500mg L-Glutamine capsule from Life Extension, offering convenient and consistent support for digestive and immune health at a good price.

Quantity: 100 Capsule(s) • (100 servings)
Goals:
flag Digestive Health
flag Immunity
flag Detoxification

leaderboard Score 76

A popular 500mg L-Glutamine capsule from Life Extension, offering convenient and consistent support for digestive and immune health at a good price.

insightsAnalysis

Life Extension L-Glutamine provides 500mg of L-Glutamine per capsule, formulated to support various physiological functions. L-Glutamine is an amino acid that can nourish the cells lining the digestive tract, which contributes to digestive health. It also plays a role in the proper functioning of immune cells.

The 500mg dosage is a common amount for daily L-Glutamine supplementation, suitable for general maintenance. For those requiring higher levels, multiple capsules can be taken to reach the desired dosage. The capsule form offers convenience for easy, on-the-go consumption.

This supplement is a well-regarded choice for individuals seeking a pure L-Glutamine product in a user-friendly capsule format, offering a good balance of value and brand presence.

thumb_upPros
  • Good price per serving for a capsule product.
  • Convenient 500mg capsule form for daily dosing.
  • Very high review count indicates broad customer satisfaction.
  • Pure L-Glutamine without additional active ingredients.
thumb_downCons
  • The 500mg dose is lower than some users might need for intensive support.
  • Lacks the dosing flexibility that L-Glutamine powders offer.
warningWarnings
  • Ensure sufficient fluid intake when taking L-Glutamine.
  • If you are pregnant, nursing, or have a medical condition, consult a healthcare professional before use.
  • Store in a cool, dry place to maintain product potency.
flagReport analysis
$11.25($0.11 per serving)
Pure Formulas
$ 11.25
iHerb
$ 11.25
Vitacost
$ 11.25
Amazon
$ 18.23
flagReport prices

Ingredients

IngredientAmount per serving
L-Glutamine
500 mg
person Adults 18–50
flagReport overview

Categories

Glutamine 78
This product is a strong and popular choice within the L-Glutamine category, offering a reliable 500mg dose in a convenient capsule form. Its widespread customer base affirms its standing as a trusted option.
storefront View products

Goals

flag Digestive Health 75
L-Glutamine serves as a key nutrient for the cells of the gut lining, which can support digestive health. The 500mg dose offers foundational support for maintaining gut barrier integrity.
flag Immunity 73
This amino acid is essential for the function of various immune cells. Consistent intake of 500mg may help maintain glutamine levels to support the body's normal immune response and overall immune health.
flag Detoxification 68
L-Glutamine is involved in general cellular metabolism and helps maintain physiological balance. This can indirectly contribute to the body's natural processes for managing metabolic byproducts, rather than being a direct detoxifier.
inventory_2Recommended products
68 Value

L-Glutamine 500 mg

Source Naturals
4.7
★★★★★
(544 ratings)
Offers 500mg L-Glutamine capsules for $0.10/serving. Although the score is lower, it's a comparable dose at a slightly better price point, offering good value for basic supplementation.
Other sellers (1)
92 Value

L-Glutamine Powder

Bluebonnet
4.7
★★★★★
(223 ratings)
Provides 5000mg of pure L-Glutamine powder with a significantly higher analysis score. Offers exceptional value per milligram of L-Glutamine, for those open to powder form.
Other sellers (3)
82 Value

L-Glutamine 1000 mg

Solgar
4.7
★★★★★
(1843 ratings)
Offers a higher dose (2000mg L-Glutamine in ingredients) from a reputable brand (Solgar) with a strong score. Represents better value due to higher potency at a reasonable price.
Other sellers (3)
87 Performance

L-Glutamine

Jarrow Formulas
4.7
★★★★★
(6089 ratings)
Offers a higher dose (1000mg vs 500mg) L-Glutamine from a highly reputable brand (Jarrow Formulas) with a very strong analysis score, suggesting superior quality.
Other sellers (5)
88 Performance

IntestiNew

Renew Life
4.8
★★★★★
(7069 ratings)
A blend with a higher analysis score, delivering 5000mg L-Glutamine and gut-specific ingredients, offering a more potent and comprehensive approach to digestive health.
Other sellers (4)
90 Performance

GI Response

INNATE Response Formulas
4.8
★★★★★
(36 ratings)
Achieves a significantly higher analysis score, providing 5000mg L-Glutamine with a comprehensive array of GI support compounds, indicating a superior overall gut health product.
Other sellers (2)
89 Budget

Pharmaceutical Grade AjiPure L-Glutamine 500 mg

Swanson Ultra
4.7
★★★★★
(599 ratings)
A 500mg capsule offering pharmaceutical-grade L-Glutamine at a slightly lower price per serving ($0.09 vs $0.11) with a very high score, indicating better quality at a better price.
Other sellers (1)
73 Budget

L-Glutamine 500 mg

Source Naturals
4.7
★★★★★
(340 ratings)
Provides 500mg L-Glutamine capsules at a lower price per serving ($0.09 vs $0.11). While a lower score, it remains a cost-effective and reliable alternative from a good brand.
Other sellers (2)
70 Budget

L-Glutamine 500 mg

Swanson
4.7
★★★★★
(2674 ratings)
Offers 500mg L-Glutamine capsules at a very competitive price ($0.08 vs $0.11). While a lower score, it's a very economical and direct alternative.
Other sellers (2)
68 Value

L-Glutamine 500 mg

Source Naturals
4.7
★★★★★
(544 ratings)
Offers 500mg L-Glutamine capsules for $0.10/serving. Although the score is lower, it's a comparable dose at a slightly better price point, offering good value for basic supplementation.
Other sellers (1)
92 Value

L-Glutamine Powder

Bluebonnet
4.7
★★★★★
(223 ratings)
Provides 5000mg of pure L-Glutamine powder with a significantly higher analysis score. Offers exceptional value per milligram of L-Glutamine, for those open to powder form.
Other sellers (3)
82 Value

L-Glutamine 1000 mg

Solgar
4.7
★★★★★
(1843 ratings)
Offers a higher dose (2000mg L-Glutamine in ingredients) from a reputable brand (Solgar) with a strong score. Represents better value due to higher potency at a reasonable price.
Other sellers (3)
87 Performance

L-Glutamine

Jarrow Formulas
4.7
★★★★★
(6089 ratings)
Offers a higher dose (1000mg vs 500mg) L-Glutamine from a highly reputable brand (Jarrow Formulas) with a very strong analysis score, suggesting superior quality.
Other sellers (5)
88 Performance

IntestiNew

Renew Life
4.8
★★★★★
(7069 ratings)
A blend with a higher analysis score, delivering 5000mg L-Glutamine and gut-specific ingredients, offering a more potent and comprehensive approach to digestive health.
Other sellers (4)
90 Performance

GI Response

INNATE Response Formulas
4.8
★★★★★
(36 ratings)
Achieves a significantly higher analysis score, providing 5000mg L-Glutamine with a comprehensive array of GI support compounds, indicating a superior overall gut health product.
Other sellers (2)
flagReport alternatives

SuppHelper

Compare supplements smarter. Science-backed, user-rated, updated daily.

Explore

  • Compare Supplements
  • Health Goals
  • Stacks

Legal

  • Privacy Policy
  • Terms of Use
  • Medical Disclaimer

Stay in the Loop

© 2025 SuppHelper. All rights reserved.