Magnesium

product on market Powder Isotonix Safety: 90/100
90/100

This product looks safe

  • Magnesium: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)
  • 25% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Magnesium and potassium are essential minerals that support muscle and nerve function, with strong research evidence supporting their physiological roles. The inclusion of carbohydrates and sugars provides a basic energy source. Overall, these ingredients are well-documented in scientific literature for maintaining electrolyte balance.

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

Alerts

Safety Alerts

Magnesium: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)

Label

Product Label

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

Label Data

6.6 Gram(s)
Serving Size
45
Servings
Mineral
Product Type
25%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Total Carbohydrates
1 Gram(s) (1% DV)
Total Sugars
1 Gram(s)
400 mg (95% DV)
Exceeds UL by 1.1× (UL: 350 mg) 316 studies (A:8, B:159)
Potassium
150 mg (3% DV)

Other Ingredients

Fructose Malic Acid Citric Acid Orange juice powder Orange flavor Passion Fruit flavor Silicon Dioxide Rebaudioside A Lo Han Guo fruit extract Stearic Acid
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions for use: Pour 2 level, white bottle capfuls of powder into a cup. Add 4 fl oz/120 ml of water and stir. Alternatively, for improved magnesium absorption, mix 1 capful in the morning and 1 capful in the evening, each with 2 fl oz/60 ml of water and stir. Maximum absorption occurs when taken on an empty stomach. This product is isotonic only if the specified amounts of powder and water are used.

Warnings & Precautions

Warning: If you are currently using any prescription drugs, have an ongoing medical condition, consult your healthcare provider before using this product. If you are pregnant or breastfeeding, do not use this product.

Magnesium should be used cautiously in individuals with reduced kidney function due to an increased risk of hypermagnesemia. Discontinue use and consult your healthcare provider if you experience diarrhea, abdominal cramping or discomfort.

Keep out of the reach of children.

Do not use if safety seal is broken or missing. Resale on third-party websites is strictly prohibited unless specifically authorized by Market America or its corporate affiliates. If barcodes are altered or you purchase this product from an unauthorized third-party website, the product is not guaranteed by Market America or its corporate affiliates.

Formulation Notes

Supports normal blood pressure Promotes head comfort Promotes optimal muscle health and comfort Supports a healthy sleep quality

This vegan product contains no added wheat, soy, yeast, gluten, artificial flavor, starch, salt, preservatives or milk.

Gluten free

Vegan

Additional Information

Store in a cool, dry place.

Metadata

Product Details

UPC / SKU8 48570 00084 2
DSLD Entry Date2024-06-20
Product TypeMineral
FormPowder
DSLD ID313394
Data Updated2026-04-11
Research

Research Evidence

849
Research Sources
56
Avg Quality
450
Meta Analysis
152
Rct
137
Systematic Review
73
Clinical Trial
11
Regulatory Source
7
Other
7
Guideline
3
Openfda Safety
2
Cochrane Review
2
Observational
A Phosphate binders for preventing and treating chronic kidney disease-mineral and bone disorder (CKD-MBD)
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin and mineral supplementation for maintaining cognitive function in cognitively healthy people in mid and late life
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Calcium supplementation during pregnancy for preventing hypertensive disorders and related problems
Meta Analysis The Cochrane database of systematic reviews 2025 PubMed DOI
A Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
Systematic Review The Cochrane database of systematic reviews 2008 PubMed DOI
A Calcium and vitamin D for increasing bone mineral density in premenopausal women
Systematic Review The Cochrane database of systematic reviews 2023 PubMed DOI
A Dietary sodium, sodium-to-potassium ratio, and risk of stroke: A systematic review and nonlinear dose-response meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2019 PubMed DOI
A The association between circulating magnesium and clinically relevant outcomes in patients with chronic kidney disease: A systematic review and meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2021 PubMed DOI
A Calcium channel blockers versus other classes of drugs for hypertension
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
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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.