Neuro-Mag Magnesium L-Threonate
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
Certifications & Testing
Other Ingredients
Cellulose, Microcrystalline Cellulose, Stearic Acid, Silica, Stearate
Recommended Use
Directions: Take three (3) capsules daily, or as recommended by a healthcare practitioner. Magnesium L-Threonate has less of a laxative effect than other forms of magnesium.
Warnings
To report a serious adverse event or obtain product information, contact 1-866-280-2852. Read the entire label and follow the directions carefully. Warnings: Keep out of reach of children. Do not exceed recommended dose. Do not purchase if outer seal is damaged. Consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.
Frequently Asked Questions
What is Life Extension Neuro-Mag Magnesium L-Threonate's Formulate score?
Life Extension Neuro-Mag Magnesium L-Threonate scores 76 out of 100 (grade B+) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Life Extension Neuro-Mag Magnesium L-Threonate worth it?
Life Extension Neuro-Mag Magnesium L-Threonate scores 76/100 (grade B+). That's an above-average result — most of its doses and ingredient forms are well-chosen, with only minor gaps in dosing, transparency, or testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Life Extension Neuro-Mag Magnesium L-Threonate?
Each serving contains Magnesium (144 mg). Serving size: 3 Vegetarian Capsule(s). 30 servings per container.
How do I take neuro-mag magnesium l-threonate?
Directions: Take three (3) capsules daily, or as recommended by a healthcare practitioner. Magnesium L-Threonate has less of a laxative effect than other forms of magnesium.
Who makes Neuro-Mag Magnesium L-Threonate?
Neuro-Mag Magnesium L-Threonate is made by Life Extension. See Formulate's full grade and product lineup for Life Extension on its brand page.
Is Life Extension Neuro-Mag Magnesium L-Threonate third-party tested?
Life Extension lists the following certifications and testing for this product: Gluten Free Non GMO Le Certified, Gluten-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.