Kappa Nutrition Powered by MagbrainTM Magnesium L-Threonate Plant-Based, 420mg Elemental Magnesium (3 Capsules) from 2,253mg, 120 Vegan Capsules, Brain, Sleep & Muscle Support. Review
Our verdict
Kappa Nutrition's Magbrain-powered Magnesium L-Threonate delivers 420mg of elemental magnesium per three capsule serving, drawn from 2,253mg of the compound. Sold as 120 vegan capsules for about $28, it holds a 4.7 rating from roughly 6,400 reviews.
Check price on AmazonBest for
Buyers specifically interested in the L-Threonate form of magnesium in a vegan capsule.
Skip if
You want a lower capsule count per serving, since this formula's stated 420mg amount comes from three capsules rather than one.
- Form Capsule
- Count 120 Count
- Flavor Unflavored
- Type Magnesium
- Diet Vegan
- Benefits Supports Brain Health, Focus, Restful Sleep, Muscle Function, And Energy With A
- Priced 29% above the category median ($21.67 across 108 tracked models)
Pros
- 420mg elemental magnesium per serving, clearly listed on the label
- Vegan capsule formula
- Strong 4.7 rating from about 6,400 reviews
- High recent purchase volume, about 7,000 units in the past month
- Specialty L-Threonate form for buyers specifically seeking that type
Cons
- Full serving requires three capsules rather than one
- Priced higher than many single-form magnesium capsules of similar count
- L-Threonate is a less common, generally pricier form than citrate or oxide
Our scorecard
-
Owner rating4.7/5
4.7 average across 6,400 owner ratings
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Popularity3.2/5
6,400 owner reviews, more than most models here
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other home health monitors: bathroom scales, blood pressure monitors, pregnancy and ovulation tests, thermometers, body composition monitors, stethoscopes, glucose monitors and pulse oximeters we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
["Kappa Nutrition's Magnesium L-Threonate, marketed under the Magbrain name, provides 420mg of elemental magnesium per three capsule serving, sourced from 2,253mg of magnesium L-threonate. The 120 capsule vegan bottle is priced at about $27.99.", 'The maker markets this formula for brain health, focus, restful sleep, muscle function and energy support. These are manufacturer statements, not clinical claims, and this page cannot say what effect the L-Threonate form will have for any individual.', 'The product carries a 4.7 rating from about 6,400 reviews, a solid track record for a specialty magnesium form. Because L-Threonate products are often taken alongside other supplements or routines, discussing the fit with a healthcare professional before starting is a reasonable step.']
Specifications
| Form | Capsule |
|---|---|
| Count | 120 Count |
| Flavor | Unflavored |
| Type | Magnesium |
| Diet | Vegan |
| Benefits | Supports Brain Health, Focus, Restful Sleep, Muscle Function, And Energy With A |
Performance notes
This is a vegan capsule supplement providing magnesium L-threonate, with a stated 420mg of elemental magnesium from a three capsule serving of 2,253mg total compound. The maker markets it for brain health, focus, sleep and muscle support, statements that have not been evaluated by the FDA.
What buyers say
A 4.7 rating from about 6,400 reviews and roughly 7,000 units bought in the past month suggest healthy, ongoing demand for this specialty magnesium form.
Similar home health monitors: bathroom scales, blood pressure monitors, pregnancy and ovulation tests, thermometers, body composition monitors, stethoscopes, glucose monitors and pulse oximeters to consider
Frequently asked questions
How many capsules make up a full serving?
Per the label, a full serving is three capsules, providing 420mg of elemental magnesium from 2,253mg of magnesium L-threonate. Confirm the current serving size on the package before use.
What is magnesium L-threonate?
It is a specific compound form of magnesium that this brand markets for brain, sleep and muscle support. This page describes only what the maker states and is not a claim this page can verify.
Is this formula vegan?
Yes, per the label these are vegan capsules.