🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

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Label Data

5 Gram(s) Serving Size
25 Servings
Amino acid/Protein Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

5000 mg
📊 Market median: 420.0mg (227 products)
Median 420.0mg This product: 5000mg

Other Ingredients

None

Label Claims — Verification

All Other
Structure/Function
All Other (98% of products) Structure/Function (90% of products) Nutrient (52% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested Use: As a dietary supplement, take 5000 mg (~1/2 tbsp) with 8-16 ounces of water or suitable beverage. Taken 20-30 minutes prior to exercise and again immediately after exercise. It is suggested to continue supplementation on non-training days, evenly dividing servings throughout the day.

1 Carefully measure out suggested serving size using a microscale. 2 Add to preferred beverage. 3 Mix well. 4 Drink within 10-15 minutes. How to use

Storage: Store in a cool, dry place. Re-seal zipper immediately after use to preserve freshness.

⚠️ Warnings & Precautions

Warning: Keep out of the reach of children. Do not take this or any other supplement if under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical conditions and/or taking prescription drug(s) or OTC medication(s).

Do not take this or any other supplement if under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical conditions and/or taking prescription drug(s) or OTC medication(s).

Always consult with a qualified health physician before taking any new dietary supplement.

Do not use or consume if pressure seal is broken.

Do not use or consume if seal is broken.

🧪 Formulation Notes

No added fillers

Allergens: This product contains no soy, dairy, dairy byproducts, eggs, shellfish, wheat, gluten, tree nuts, or sesame seeds.

This is a non-GMO ingredient.

Additional Information

Only pure ingredients

Pure powder

Lab tested for purity and quality

Packaged in USA

Product Details

UPC / SKU 8 18136 46279 7
DSLD Entry Date 2017-04-25
Product Type Amino acid/Protein
Form Powder
Brand Hard Rhino
DSLD ID 72612
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 Glutamine supplementation for critically ill adults
Meta Analysis The Cochrane database of systematic reviews 2014
A Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Meta Analysis The Cochrane database of systematic reviews 2017
B Glutamine for induction of remission in Crohn's disease
Systematic Review The Cochrane database of systematic reviews 2016
B Human growth hormone and glutamine for patients with short bowel syndrome
Systematic Review The Cochrane database of systematic reviews 2010
B Immunonutrition as an adjuvant therapy for burns
Meta Analysis The Cochrane database of systematic reviews 2014
B Glutamine supplementation to prevent morbidity and mortality in preterm infants
Meta Analysis The Cochrane database of systematic reviews 2008
B Glutamine supplementation to prevent morbidity and mortality in preterm infants
Meta Analysis The Cochrane database of systematic reviews 2016
B Glutamine supplementation to prevent morbidity and mortality in preterm infants
Meta Analysis The Cochrane database of systematic reviews 2016
B Glutamine supplementation for young infants with severe gastrointestinal disease
Meta Analysis The Cochrane database of systematic reviews 2014
B Glutamine supplementation to prevent morbidity and mortality in preterm infants
Meta Analysis The Cochrane database of systematic reviews 2012
View all evidence for Glutamine →

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