Magnesium L-Threonate with Magtein – Supports Brain Health (180 Vegetable Capsules)

Magnesium L-Threonate with Magtein – Supports Brain Health (180 Vegetable Capsules)

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About This Product

  • Supports brain health
  • Free of gluten, dairy, soy, nuts, salt, and artificial colors or flavors

As an essential mineral and cofactor required for hundreds of chemical reactions in the body, magnesium is critical for cognitive function, focus, memory, and overall brain health.

The Vitamin Shoppe® brand Magnesium Threonate contains 144mg of Magtein® per serving, a highly bioavailable form of magnesium that crosses the blood-brain barrier to help your brain absorb the exact nutrients it needs.

Frequently Asked Questions

What does it mean for something to be "highly bioavailable?"

Bioavailability is the measure of the amount of a nutrient used by the body on a cellular level after ingestion.

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Directions

Take three (3) vegetable capsules per day, with or without food.

Warning

Consult your healthcare provider prior to use if you are pregnant, nursing, taking any medication or have any medical conditions. Store in a cool, dry place. Keep out of reach of children. Tamper evident: do not use if outer seal is broken or missing.

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Serving Size: 3 Capsules
Number of Servings: 60 Servings
Amount Per Serving
% Daily Value
MAGNESIUM  - (AS MAGTEIN MAGNESIUM L-THREONATE)
34%
MAGTEIN MAGNESIUM L-THREONATE   
N/A*

Other Ingredients:

Hypromellose (capsule), l-leucine, microcrystalline cellulose, silicon dioxide.

Does Not Contain:

Free of Artificial Colors, Free of Artificial Flavors

Brand:
The Vitamin Shoppe
Form:
Vegetarian Capsules
Serving Size:
3 Capsules
Number of Servings:
60 Servings
Price per Serving:
($1.17 / serving)
Product Weight:
8  OZ
Allergens:
Soy Free, Tree Nut Free
Specialty Diets:
Dairy Free ,  Gluten Free
Item # :
VS-6903 / 2280741
1 Rating
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1 Review
Rated 5 out of 5
Jan 14, 2026
Threonate for the Win!
Helps with brain fog. I also seem to rest better at night.
Disclaimer:

Product reviews are provided for informational purposes only and reflect solely the views and opinions expressed by the contributors and not those of the Vitamin Shoppe. Vitamin Shoppe does not verify or endorse any claims made in these reviews.Please read the full product reviews disclaimer.

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2 Questions
Why did you choose this?

Works really well

Staple in life

I have a higher quality product

Hope it works for brain fog

I do not understand the product label. How much magnesium is in each serving? Is there a total of 2144 mg of Magnesium in each serving?

Best Answer:  A single serving (3 capsules) of The Vitamin Shoppe Magnesium L-Threonate with Magtein contains 2,000 mg of the magnesium L-threonate compound, which yields 144 mg of elemental magnesium.

Disclaimer:

Product reviews are provided for informational purposes only and reflect solely the views and opinions expressed by the contributors and not those of the Vitamin Shoppe. Vitamin Shoppe does not verify or endorse any claims made in these reviews.Please read the full product reviews disclaimer.

 

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Experts Break it Down


6 Supps That Enhance Your Memory And Help You Focus

6 Supps That Enhance Your Memory And Help You Focus

In the age of endless push notifications and news updates, some days it feels like the only time we really slow down is when we take a bathroom break. This go-go-go lifestyle can be exhausting, so it’s no wonder 85 percent of Americans turn to caffeine to get them through the day—and many end up feeling even more strung out.

Want To Biohack Your Brain? Start With These Nutrients And Habits

Want To Biohack Your Brain? Start With These Nutrients And Habits

Whether you’re juggling a jam-packed schedule, tackling a demanding project, or simply trying to remember where you left your keys, you know that mental sharpness matters. It’s why so many of us are searching for ways to stay clear-headed and focused throughout the day—without relying on another cup of coffee. One increasingly popular approach? Learning how to biohack your brain to boost clarity, energy, and resilience.

5 Signs Your Brain Fog Is A Red Flag For A More Serious Health Issue

5 Signs Your Brain Fog Is A Red Flag For A More Serious Health Issue

Whether you keep leaving your car keys behind, can’t focus at work, or just aren’t as clear-headed as you used to be, you might be dealing with a buzzy phenomenon called brain fog. Though not an official medical diagnosis, brain fog is a very real thing.

5 Nutrients You Need To Avoid Brain Fog

5 Nutrients You Need To Avoid Brain Fog

Brain fog—the feeling of mental fuzziness or inability to think clearly—isn’t technically a medical condition, but it’s 100 percent real and disruptive. Nobody wants to walk through their day in a cloud of confusion, struggling to write a coherent email or stay focused on a task.

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