Magnesium L-Threonate
Magnesium L-Threonate is the only form of magnesium shown to cross the blood-brain barrier, promoting optimum magnesium levels within the brain and supporting cognitive function.
1 / 2
- Servings
- 30
- Price/serv
- 5.58
- Price
- 167.55
- Format
- Capsule
- Servings
- 30
- Price/serv
- 5.58
- Price
- 167.55
- Format
- Capsule
Swanson
Swanson Magnesium L-Threonate featuring Magtein - 90 Vegan Caps
167.55
(VAT incl.)
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Get it by Sat, Jul 25 - Mon, Jul 27
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- Brain & Cognitive
Certifications & Quality
- Vegan
- Gluten Free
- Non-GMO
- Dairy Free
14-day returns policy
Payment methods
Swanson Magnesium L-Threonate is designed for people looking to support their cognitive function and working memory. This supplement features Magtein, a form of magnesium that crosses the blood-brain barrier to promote healthy neuronal activity in the brain. Each bottle contains 90 vegan capsules.
Only form of magnesium shown to cross the blood-brain barrier to promote optimum levels within the brain.
Supports improved cognitive function and working memory.
Swanson Magnesium L-Threonate featuring Magtein® promotes healthy neuronal activity for the support of healthy cognitive function. Traditional solutions for cognitive support involve stimulating the neurons to promote peak brain function. But over time, this can lead to burnout and have the opposite effect. Magnesium L-Threonate works differently. Its patented form of magnesium nourishes the brain. Preliminary research suggests great potential for this magnesium—the only form known to readily cross the blood-brain barrier and function within the brain. Protect the power of your mind today with Magnesium L-Threonate from Swanson.
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Estimated delivery: 1–3 business days
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Key Ingredients(1)
Ingredients(4)
Magnesium (from Magtein® magnesium L-threonate)Vegan capsule (hypromellose)microcrystalline cellulose (plant fiber)magnesium stearate
Nutrition Facts
Nutrition Facts
30 servings per container
Serving Size3 Vegan Capsules
Amount Per Serving
Calories 0
% Daily Value*
Total Fat0g
Saturated Fat0g
Trans Fat0g
Cholesterol0mg
Sodium0mg
Total Carbohydrate0g
Dietary Fiber0g
Total Sugars0g
Added Sugars0g
Protein0g
* Percent Daily Values are based on a 2,000 calorie diet.
How to Use
As a dietary supplement, take three vegan capsules daily with water. For maximum benefit, take one vegan capsule in the afternoon and two vegan capsules in the evening.
Specs last updated: June 17, 2026
