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L-Glutamine Powder

Metabolic Maintenance
4.7
★ ★ ★ ★ ★
(103 ratings)
Glutamine 1000 mg
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Score80
A practical gram-level powder avoids pill burden, with missing purity and micronization details as the main trade-offs.
How scoring works
Quantity:200 Gram(s) • (200 servings)
Goals:

Score 80

A practical gram-level powder avoids pill burden, with missing purity and micronization details as the main trade-offs.
How scoring works
$34.00($0.17 per serving)
iHerb
$ 34.00
Pure Formulas
$ 34.00
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Analysis

A 1000 mg serving reaches a meaningful gram-level intake that may support intestinal-cell fuel during physiological stress. The focused powder is easy to scale and contains no competing active ingredients.

The supplied data do not identify a premium purity grade or micronized processing. Those omissions do not change the disclosed amount but limit comparison with higher-specification powders.

Two hundred listed servings reduce reorder frequency. The large package provides reasonable ongoing value. The product supports one gut-barrier and metabolic pathway rather than fiber, enzymes, motility, or microbiome diversity.

Who is it for
  • Adults seeking gram-level L-glutamine
  • People who prefer powders to multiple capsules
  • Users focused on a single amino acid
Best for
  • Gut-barrier support during physiological stress
  • Flexible gram-level dosing
  • Mixing into water or another drink

Pros

  • 1000 mg serving
  • Single-ingredient powder
  • Easy to scale

Cons

  • No premium purity grade
  • Micronization is not stated
  • The starting serving is modest.

Nutrient quality

84 Highest impact

Clear L-glutamine labeling and the powder format support straightforward use. The single serving is moderate and can be scaled more easily than a low-dose capsule, while the amount is practical and not excessive.

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Ingredient transparency

83 Highest impact

The active amount is disclosed without a hidden blend. Intake directions and inactive ingredients are not supplied.

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Customer satisfaction

59 Moderate impact

The supplied average rating is strong and comes from a very small rating pool. No firsthand experiences or recurring complaint details were provided, so consistency remains uncertain.

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Value for money

89 Highest impact

The scalable powder and favorable cost provide good value. A modest scoop can be adjusted to a larger targeted intake.

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Ingredients

IngredientAmount per serving
L-Glutamine
1000 mg
Gluten Free Adults 18–50 Dairy Free
Report overview
Glutamine · 1000 mg OverallScore70
C Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyB- Value

The clearly disclosed glutamine amount is modest but easy to scale with the scoop format. No premium purity grade or micronized processing claim is provided. The large package delivers reasonable glutamine cost efficiency.

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84 Performance

Glutamine Pure Powder 5000 mg (5 g)

Country Life
<p>Its label clearly provides 5000 mg of L-Glutamine, making it a more clearly defined glutamine option. Compared with the original, its ingredient and goal alignment is stronger, although the input does not provide independent testing or absorption evidence.</p>
84 Performance

L-Glutamine Pure Powder

Best Naturals
<p>Its label clearly provides 5000 mg of L-Glutamine, making it a more clearly defined glutamine option. Compared with the original, its ingredient and goal alignment is stronger, although the input does not provide independent testing or absorption evidence.</p>
80 Performance

Theracurmin & L-Glutamine

Natural Factors CurcuminRich
<p>Its label clearly provides 5000 mg of L-Glutamine, Micronized, making it a more clearly defined glutamine option. Compared with the original, its ingredient and goal alignment is stronger, although the input does not provide independent testing or absorption evidence.</p>
83 Budget

Micronized L-Glutamine 1000 mg

Natural Factors
<p>Its label clearly provides 1000 mg of L-Glutamine, Micronized, preserving relevant glutamine coverage. Compared with the original, it lowers the serving cost, although the input does not provide independent testing or absorption evidence.</p>
78 Budget

L-Glutamine 500 mg

NOW
<p>Its label clearly provides 500 mg of L-Glutamine, preserving relevant glutamine coverage. Compared with the original, it lowers the serving cost, although the input does not provide independent testing or absorption evidence.</p>
78 Budget

L-Glutamine 500 mg

Source Naturals
<p>Its label clearly provides 500 mg of L-Glutamine, preserving relevant glutamine coverage. Compared with the original, it lowers the serving cost, although the input does not provide independent testing or absorption evidence.</p>
84 Value

Glutamine 300

PS ProSupps
<p>Its label clearly provides 4500 mg of L-Glutamine, keeping the formula relevant to glutamine. Compared with the original, the similar serving economics and ingredient detail create a useful quality-to-cost balance, although the input does not provide independent testing or absorption evidence.</p>
82 Value

L-Glutamine

Jarrow Formulas
<p>Its label clearly provides 1000 mg of L-Glutamine, keeping the formula relevant to glutamine. Compared with the original, the lower serving cost and ingredient detail create a useful quality-to-cost balance, although the input does not provide independent testing or absorption evidence.</p>
82 Value

Pharmaceutical Grade AjiPure L-Glutamine 500 mg

Swanson Ultra
<p>Its label clearly provides 500 mg of L-Glutamine, keeping the formula relevant to glutamine. Compared with the original, the lower serving cost and ingredient detail create a useful quality-to-cost balance, although the input does not provide independent testing or absorption evidence.</p>
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