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Micronized L-Glutamine 1000 mg

Natural Factors
4.8
★ ★ ★ ★ ★
(2003 ratings)
Glutamine 1000 mg
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Score82
A practical 1 g micronized capsule with manageable dosing, balanced by the lack of a stated premium purity grade.
How scoring works
Quantity:90 Capsule(s) • (90 servings)
Goals:

Score 82

A practical 1 g micronized capsule with manageable dosing, balanced by the lack of a stated premium purity grade.
How scoring works
$13.97($0.15 per serving)
iHerb
$ 13.97
Vitacost
$ 13.97
Amazon
$ 14.50
Walmart
$ 13.97
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Analysis

One capsule supplies 1 g of L-glutamine, a more practical amount than common 500 mg options. Three capsules reach a moderate multi-gram intake without an excessive pill burden.

Micronized processing is disclosed and may make the ingredient easier to handle during manufacturing. The label does not identify a premium purity grade, so the processing claim is the main quality distinction.

Cost efficiency is fair for a micronized capsule with a useful amount per unit. A powder remains more convenient for people who routinely want larger servings.

Who is it for
  • People who want a higher-dose capsule
  • People who avoid measuring powders
Best for
  • Moderate multi-gram routines
  • Capsule-based glutamine use

Pros

  • 1 g of L-glutamine per capsule
  • Micronized ingredient is clearly identified
  • Moderate intake needs only a few capsules

Cons

  • No premium purity grade is stated
  • Capsules are less convenient than powder at high intakes
  • Value is solid rather than exceptional

Nutrient quality

88 Highest impact

Micronized L-glutamine should mix or disperse more readily than a basic powder; the capsule provides a moderate amount that can reach targeted use with a few capsules. The disclosed glutamine amount is not unnecessarily aggressive; l-glutamine directly fits a single-ingredient glutamine supplement; the single-active formula contains no filler ingredients.

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Ingredient transparency

78 High impact

Every listed active has a specific amount; no proprietary blend hides key doses. The active and micronized processing are specific, though purity grade and source are not supplied; serving directions and inactive ingredients are not supplied.

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Customer satisfaction

72 High impact

The supplied aggregate average is favorable, though no individual feedback is available; the large rating sample improves confidence in the aggregate average, but no individual feedback is supplied. Detailed feedback is absent, so repeated complaints cannot be assessed; real-world fit with the intended purpose remains uncertain.

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Value for money

91 Highest impact

Micronized processing supports good formula value; the serving offers reasonable cost efficiency for the active amount. The single-active formula contains no filler ingredients; the product is competitive among micronized glutamine capsules.

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Ingredients

IngredientAmount per serving
L-Glutamine, Micronized
1000 mg
Gluten Free Adults 18–50 Vegan Dairy Free Sugar Free Vegetarian
Report overview
Glutamine · 1000 mg OverallScore73
B- Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyB- Value
The micronized L-glutamine is clearly labeled, although no premium purity grade is stated. Each capsule provides a moderate amount, and three capsules reach a commonly targeted daily intake without excessive burden. Cost per gram sits near the border between good and moderate value.
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