GLR-6
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 33% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
4 Vegetarian Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
33%
Evidence Coverage
Supplement Facts — Evidence Check
800 mg
📊 Market median: 420.0mg (227 products)
800 mg
📊 Market median: 1000.0mg (1115 products)
📚 22 studies (Tier A: 0, B: 9)
Slippery Elm powder
300 mg
Marshmallow extract
300 mg
300 mg
📊 Market median: 420.0mg (127 products)
📚 1 studies (Tier A: 0, B: 1)
250 mg
📊 Market median: 500.0mg (193 products)
📚 7 studies — no high-quality reviews
Other Ingredients
Hypromellose
organic Rice
Vitamin C
Label Claims — Verification
❓
All Other
❓
Structure/Function
All Other (98% of products)
Structure/Function (90% of products)
Nutrient (52% of products)
Target Groups
Vegetarian
Adult (18 - 50 Years)
Gluten Free
Dairy Free
Product Information
📋 Directions for Use
Suggested Usage: Take 4 capsules daily.
🧪 Formulation Notes
6 of nature's most protective compounds working in concert to repair your mucosal lining, and give your body the building blocks it needs to tighten the gastrointestinal junctions.
This product is manufactured in the USA with ingredients sourced from the U.S. and other markets.
No Gluten Dairy Soy Wheat GMO Tree nuts Peanuts Eggs Fish Colorings Preservatives Animal derivatives
Gut lining repair
Additional Information
Store in a cool dry place with lid closed tightly.
Product Details
UPC / SKU
7 18598 79224 4
DSLD Entry Date
2020-07-23
Product Type
Other Combinations
Form
Capsule
Brand
IF Intestinal Fortitude
DSLD ID
229801
Data Updated
2026-04-11
Research Evidence
40
Research Sources
54
Avg Quality Score
16
Rct
12
Meta Analysis
7
Clinical Trial
5
Systematic Review
A
Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
B
Glutamine supplementation to prevent morbidity and mortality in preterm infants
B
Glutamine supplementation to prevent morbidity and mortality in preterm infants
B
Glutamine supplementation to prevent morbidity and mortality in preterm infants
B
Glutamine supplementation for young infants with severe gastrointestinal disease
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