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Magnesium L-Threonate

product on market Capsule Teraputics Pure Life Safety: 80/100
80/100

This product is generally safe

  • Magnesium L-Threonate: 2000mg is 5.7× 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 L-Threonate is researched for its ability to cross the blood-brain barrier to support cognitive function. Evidence for these effects is generally limited to small-scale studies or animal models. Magnesium overall is essential for numerous biochemical reactions and neurological health.

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

Alerts

Safety Alerts

Magnesium L-Threonate: 2000mg is 5.7× the Tolerable Upper Intake Level (350mg)

Label

Product Label

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

Label Data

4 Vegan Capsule(s)
Serving Size
25
Servings
Other Combinations
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

144 mg (34% DV)
Within RDA (0.3× RDA) 316 studies (A:8, B:159)
Exceeds UL by 5.7× (UL: 350 mg) 316 studies (A:8, B:159)

Other Ingredients

Hypromellose Rice Flour
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: Take 4 capsules per day in divided doses as follows: 2 capsules in the morning and 2 capsules two hours before you go to sleep.

Warnings & Precautions

Caution: Maximum dose is 8 capsules (4 grams) per day.

Pregnant or nursing mothers, children under the age of 18, and individuals with a known medical condition should consult a physician before using this or any dietary supplement.

Pregnant or nursing mothers, children under the age of 18, and individuals with a known medical condition should consult a physician before using this or any dietary supplement. Keep out of the reach of children.

Do not use if safety seal is damaged or missing.

Formulation Notes

Magnesium L-Threonate has less of a laxative effect than other forms of magnesium.

Helps to maintain the quantity & quality of synaptic connections between brain cells Works to optimize magnesium in the brain Helps to enhance overall brain health Helps to enhance quality of sleep Maximum strength & potency

The most bioavailable form of magnesium

Maximum strength & potency

Non-GMO and gluten-free

Magtein

UltraPure Supports healthy memory and cognitive function

Contains Zero GMOs, soy, artificial flavors, colors, sweeteners, sugar, preservatives, starch, milk, lactose, gluten, wheat, yeast, fish, sodium. Non GMO

Made in USA

Additional Information

Store in a cool, dry place

Good Manufacturing Practice Sourced from a GMP Certified Facility Certified 3rd party tested

Satisfaction Guaranteed

Metadata

Product Details

UPC / SKUX001Q9O7VN
DSLD Entry Date2021-03-25
Product TypeOther Combinations
FormCapsule
DSLD ID245277
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.