BioStacks
Solaray

L-Glutamine 500 mg

1 Capsule · 50 servings · $0.20/serving

iHerbAmazon

Every active here is dosed below the amount studied to work. See how each one compares in the breakdown below.

Ingredients (1)

L-Glutamine

10%

Dose

500 mg

Target

5000–15000 mg

Form

—

Other Ingredients (3)

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Whole Rice ConcentrateFiller

A rice-derived powder used as a natural, whole-food excipient in supplements

HypromelloseCapsule

Plant-derived capsule material from cellulose

How to Take It

Take it anytime

Take between meals — it competes with other amino acids for absorption.

On an empty stomach

On the label

Use only as directed. Take 1 VegCap with a meal or glass of water.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$9.94

$10$20$50

Cheaper than 95% of 74 glutamine supplements

Track this supplement in your stack

Get personalized insights, interactions, and coverage recommendations.

Get Started Free

Similar Supplements

Glutamine Powder

Vital Nutrients

Glutamine Powder

🍏 for Digestion

80
Glutamine

ALLMAX

Glutamine

🍏 for Digestion

77
Glutamine Pure Powder 5,000 mg (5 g)

Country Life

Glutamine Pure Powder 5,000 mg (5 g)

🍏 for Digestion

77
L-Glutamine Powder

Double Wood Supplements

L-Glutamine Powder

🍏 for Digestion

77
Pure Power L-Glutamine (Unflavored)

Dr. Mercola

Pure Power L-Glutamine (Unflavored)

🍏 for Digestion

77

Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

BioStacks

Know exactly what's in your supplements.

Navigate

  • Home
  • App Store
  • Google Play

Resources

  • Contact & Support
  • Pricing
  • Terms of Service
  • Privacy Policy
  • Refund Policy

Explore

  • Health Areas
  • Best Supplements
  • Nutrients
  • All Supplements

Popular Picks

  • Best Magnesium for Sleep
  • Best Collagen for Skin
  • Best Creatine for Muscle
  • Best Vitamin D for Bone Health
  • Best Probiotics for Digestion
  • Best CoQ10 for Heart

Free Tools

  • Interaction Checker
  • Dose Checker
  • Form Comparison

Field Guides

  • Magnesium for sleep
  • Reading labels
  • Interaction checker
  • Dose checker
  • Harmful ingredients
  • Proprietary blends
  • Stack building
  • Scan without barcode
  • All guides →
© 2026 BioStacks. All rights reserved. Not medical advice.