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Magnesium Citrate 400 mg

product on market Capsule OL Olympian Labs Safety: 60/100
60/100

Review before taking

  • Magnesium: 400mg is 1.1× 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 is supported by strong evidence for its role in muscle and nerve function. However, the safety score of 60 indicates potential concerns, as high doses may cause gastrointestinal distress or interact with certain medications. Users should be aware of these possible side effects.

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

Alerts

Safety Alerts

Magnesium: 400mg is 1.1× 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 daily upper limit for supplements. Specifically, the 400mg dose is higher than the 350mg limit suggested for safety.

Label

Product Label

Label for Magnesium Citrate 400 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

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

Supplement Facts — Evidence Check

400 mg (95% DV)
Exceeds UL by 1.1× (UL: 350 mg) 316 studies (A:8, B:159)

Other Ingredients

Hydroxypropyl Methylcellulose Microcrystalline Cellulose Ascorbyl Palmitate Silicon Dioxide Rice Flour
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 three (3) capsules daily with food, or as directed by a healthcare professional.

Warnings & Precautions

Caution: If you are pregnant or nursing, have a medical condition, or are taking medication, consult your healthcare professional before using this or any other nutritional supplement.

Discontinue use if allergic reaction occurs. We do not use ingredients that were produced using modern biotechnology

Keep out of reach of children.

Formulation Notes

Olympian Labs, Inc. products are made with the highest quality ingredients and manufactured according to current Good Manufacturing Practice (cGMP).

Non GMO Gluten free

Vegan

Supports muscle & nerve function Highly absorbable

No milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, or soybeans.

Allergen free

Made in USA

Magnesium Citrate 400 mg per serving Essential mineral for heart & bone health

Additional Information

Store in a cool, dry place.

Metadata

Product Details

UPC / SKU7 10013 03118 1
DSLD Entry Date2025-04-24
Product TypeMineral
FormCapsule
BrandOL Olympian Labs
DSLD ID326663
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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Magnesium Citrate research Best Magnesium Citrate All Magnesium Citrate products More from OL Olympian Labs View on NIH DSLD →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.