🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

1.7 Gram(s) Serving Size
294 Servings
Mineral Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

255 mg (64% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 255mg

Other Ingredients

None

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (61% of products) Approved Health (4% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

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.

Suggested Use: As a dietary supplement, take 1700 mg (scant ~2/3 tsp) mixed with 8-16 ounces of water or suitable beverage. Taken 1-2 times daily with meals or as directed by your qualified health professional.

⚠️ Warnings & Precautions

Do not use or consume if pressure seal is broken.

Do not use or consume if seal is broken.

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.

🧪 Formulation Notes

This is a non-GMO ingredient.

No added fillers

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

Additional Information

Pure powder

Lab tested for purity and quality

Packaged in USA

Only pure ingredients

Product Details

UPC / SKU 8 18132 92281 3
DSLD Entry Date 2017-04-25
Product Type Mineral
Form Powder
Brand Hard Rhino
DSLD ID 72655
Data Updated 2026-04-11

Research Evidence

11 Research Sources
52 Avg Quality Score
7 Rct
4 Meta Analysis
B Citrate salts for preventing and treating calcium containing kidney stones in adults
Meta Analysis The Cochrane database of systematic reviews 2015
B Effect of potassium citrate on bone density, microarchitecture, and fracture risk in healthy older adults without osteoporosis: a randomized controlled trial
Rct The Journal of clinical endocrinology and metabolism 2013
B Regional Citrate Anticoagulation or Heparin Anticoagulation for Renal Replacement Therapy in Patients With Liver Failure: A Systematic Review and Meta-Analysis
Meta Analysis Clinical and applied thrombosis/hemostasis : official journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis 2023
B Effect of potassium citrate supplement on stone recurrence before or after lithotripsy: systematic review and meta-analysis
Meta Analysis Urolithiasis 2017
C Effect of Regional Citrate Anticoagulation vs Systemic Heparin Anticoagulation During Continuous Kidney Replacement Therapy on Dialysis Filter Life Span and Mortality Among Critically Ill Patients With Acute Kidney Injury: A Randomized Clinical Trial.
Rct JAMA
C Systematic review and meta-analysis: sodium picosulfate/magnesium citrate vs. polyethylene glycol for colonoscopy preparation
Meta Analysis European journal of clinical pharmacology 2016
C Potassium citrate prevents increased urine calcium excretion and bone resorption induced by a high sodium chloride diet
Rct The Journal of clinical endocrinology and metabolism 2002
C Magnesium citrate supplementation decreased blood pressure and HbA1c in normomagnesemic subjects with metabolic syndrome: a 12-week, placebo-controlled, double-blinded pilot trial
Rct Magnesium research 2021
C The efficacy of vitamin D combined with clomiphene citrate in ovulation induction in overweight women with polycystic ovary syndrome: a double blind, randomized clinical trial.
Rct Endocrine
C Impact of Clomiphene Citrate on the Steroid Profile in Dysmetabolic Men with Low Testosterone Levels.
Rct Hormone and metabolic research = Hormon- und Stoffwechselforschung = Hormones et metabolisme
View all evidence for Magnesium Citrate →

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