Metabolic Nutrition L-Glutamine, Unflavored, 17.64 oz (500 g) supplement bottle
Metabolic Nutrition

L-Glutamine, Unflavored, 17.64 oz (500 g)

What We Researched
1 active ingredient analyzed · 2 retailers compared · Last updated: Mar 2026
100
Product Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Glutamine 5 g **
Bioavailability Excellent

Absorption Rating

  • L-Glutamine Good
Other Ingredients Excellent

Fillers & Additives

No inactive ingredient data available.

Efficacy Excellent

Dosage Analysis

  • L-Glutamine 5 g Effective

Supplement Facts

Ingredient Amount % Daily Value
L-Glutamine 5 g **

Price Comparison

iHerb $38.89 $0.39 / serving
Best Price
Target $52.99 $0.53 / serving

Price History

Tracked across major retailers. Updated periodically.

$40$39$38$37$36 Mar 12 $38.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Metabolic Nutrition

Founded 1987 · Tamarac, Florida, United States · 113 products · metabolicnutrition.com/

Transparency

2 claims
In House Testing — Verified Source

Violation History

1 incident
Fda Warning Products Synedrex and E.S.P. Extreme were found to contain 2-aminoisoheptane (DMHA), an ingredient that the FDA considers to be a new dietary ingredient for which a New Dietary Ingredient notification is required and has not been submitted. The FDA stated that in the absence of such a notification, the products were considered adulterated.2019-04-10Source
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Frequently Asked Questions
Is Metabolic Nutrition L-Glutamine, Unflavored a good supplement?

Metabolic Nutrition L-Glutamine, Unflavored, 17.64 oz (500 g) received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 100 servings per container.

What are the ingredients in Metabolic Nutrition L-Glutamine, Unflavored?

Metabolic Nutrition L-Glutamine, Unflavored contains 1 active ingredients: L-Glutamine (5 g). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Metabolic Nutrition L-Glutamine, Unflavored safe to take?

Metabolic Nutrition L-Glutamine, Unflavored, 17.64 oz (500 g) has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.