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Magnesium Citrate 420 mg

product on market Capsule Nutricost Safety: 60/100
60/100

Review before taking

  • Magnesium: 420mg is 1.2× the Tolerable Upper Intake Level (350mg)
  • 100% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Magnesium citrate is used to support muscle and nerve function, with moderate evidence supporting its role in managing magnesium deficiency. Due to a safety score of 60, users should be aware of potential gastrointestinal side effects. The overall evidence coverage for this specific formulation is limited.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Magnesium: 420mg is 1.2× the Tolerable Upper Intake Level (350mg)

AI-generated · Qwen 3.6 · grounded in 2 sources · methodology

This product received a low safety score because the amount of magnesium exceeds the recommended upper limit for daily intake. Specifically, it provides 420mg, which is more than the suggested maximum of 350mg.

Label

Product Label

Label for Magnesium Citrate 420 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
120
Servings
Mineral
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

420 mg (100% DV)
Exceeds UL by 1.2× (UL: 350 mg) 316 studies (A:8, B:159)

Other Ingredients

Hypromellose Magnesium Stearate Microcrystalline Cellulose Silica
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: As a dietary supplement, take 2 capsules daily with 8-12 oz of water or as directed by your healthcare professional.

Warnings & Precautions

Warning: For healthy individuals 18 years and older. Keep out of reach of children.

Consult a healthcare professional prior to use if you are pregnant or nursing, taking medication, or have a medical condition.

Do not use if safety seal is broken or missing.

Formulation Notes

Third party tested

Non-GMO Gluten-free

Made and quality tested in the USA with globally sourced ingredients.

420 mg magnesium per serving

Vegetarian product

Non-GMO product

Additional Information

Notice: Store in a cool, dry place.

Nutricost Quality Guaranteed Vegetarian Product GMP Compliant Facility

Metadata

Product Details

UPC / SKU8 10014 67190 1
DSLD Entry Date2024-02-22
Product TypeMineral
FormCapsule
DSLD ID306334
Data Updated2026-04-11
Research

Research Evidence

11
Research Sources
52
Avg Quality
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 PubMed DOI
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 PubMed DOI
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 PubMed DOI
B Effect of potassium citrate supplement on stone recurrence before or after lithotripsy: systematic review and meta-analysis
Meta Analysis Urolithiasis 2017 PubMed DOI
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 PubMed DOI
C Systematic review and meta-analysis: sodium picosulfate/magnesium citrate vs. polyethylene glycol for colonoscopy preparation
Meta Analysis European journal of clinical pharmacology 2016 PubMed DOI
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 PubMed
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 PubMed DOI
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 PubMed DOI
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 PubMed DOI
View all evidence for Magnesium Citrate →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.