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Magnesium L Threonate Capsules (Magtein) – High Absorption Supplement – Bioavailable Form for Sleep and Cognitive Function Support – 2,000 mg – 100 Capsules

4.6 4.6 out of 5 stars 12,818 ratings
Amazon's Choice highlights highly rated, well-priced products available to ship immediately.
Amazon's Choice in Magnesium Mineral Supplements by Double Wood Supplements

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Purchase options and add-ons

Brand Double Wood Supplements
Item Form Capsule
Primary Supplement Type Magnesium
Unit Count 100 Count
Flavor Unflavored

About this item

  • Only Form of Magnesium able to Support Magnesium Levels in the Brain: Magtein Magnesium L-Threonate is a magnesium breakthrough supplement and the only form of magnesium clinically proven to support magnesium levels in the brain
  • Clinically Studied for Cognitive Health: Multiple clinical studies show Magnesium L Threonate can help support cognitive health
  • Highly bioavailable form of Magnesium: L Threonate is a mineral chelating agent that is able to greatly enhance the bioavailability of magnesium making it highly absorbable.
  • Magnesium for Sleep: Magnesium Threonate is commonly taken alongside L-Theanine and Apigenin in a sleep cocktail for nighttime assistance (treonato de magnesio)
  • Manufactured in the USA and tested two times for safety and purity: Doublewood High Absorption Mag L Threonate Capsules are manufactured right here in the USA: Purity testing is available upon request
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Magnesium L Threonate Capsules (Magtein) – High Absorption Supplement – Bioavailable Form for Sleep and Cognitive Function Support – 2,000 mg – 100 Capsules

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$29.95 ($0.30/Count)
Get it as soon as Sunday, Mar 24
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Sold by Double Wood LLC and ships from Amazon Fulfillment.
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$19.95 ($0.17/Count)
Get it as soon as Sunday, Mar 24
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Sold by Double Wood LLC and ships from Amazon Fulfillment.
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From the brand

Climate Pledge Friendly

Climate Pledge Friendly

Products with trusted sustainability certification(s). Learn more

Product Certification (1)

Compact by Design (Amazon-developed Certification) products have reduced water and/or air in the product or packaging for more efficient transportation.

Compact by Design identifies products that, while they may not always look very different, have a more efficient design. By reducing water and/or air in the product or packaging, these become more efficient to ship. At scale, these small differences in product size and weight lead to significant carbon emission reductions.

Learn more about this certification


Product Description

Core Values

Complete Your Stack

Acetyl L-Carnitine

Acetyl L-Carnitine

Alpha GPC

Alpha GPC

Glucosamine

Glucosamine

Apigenin

Apigenin

Customer Reviews
4.5 out of 5 stars
2,024
4.4 out of 5 stars
4,655
4.7 out of 5 stars
56
4.5 out of 5 stars
1,328
Primary Benefit
Brain Function Support* Brain Support* Joint Support* Supports Sleep Quality*
Secondary Benefit
Endurance and Stamina* Focus and Memory Support* Supports Mobility* Supports Relaxation*
Manufactured in the USA
Non-GMO
Gluten-Free
Vegan

Focus on sustainability

Compact by design from Climate pledge friendly. Certified by Amazon.

Small changes in product size & weight lead to lower carbon emissions.

We created Compact by Design to identify products that, while they may not always look very different, have a more efficient design. With the removal of excess air and water, products require less packaging and become more efficient to ship. At scale, these small differences in product size and weight lead to significant carbon emission reductions.

Here are a few of the many ways products can qualify:

Less packaging

Less air in container

More efficient shape

Waterless technology

Product details

  • Is Discontinued By Manufacturer ‏ : ‎ No
  • Package Dimensions ‏ : ‎ 3.9 x 2.05 x 1.97 inches; 2.8 ounces
  • Item model number ‏ : ‎ DWMLT
  • Date First Available ‏ : ‎ October 10, 2016
  • Manufacturer ‏ : ‎ Double Wood Supplements
  • ASIN ‏ : ‎ B01M4GM9R1
  • Customer Reviews:
    4.6 4.6 out of 5 stars 12,818 ratings

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Magnesium L Threonate Capsules (Magtein) – High Absorption Supplement – Bioavailable Form for Sleep and Cognitive Function Support – 2,000 mg – 100 Capsules
Magnesium L Threonate Capsules (Magtein) – High Absorption Supplement – Bioavailable Form for Sleep and Cognitive Function Support – 2,000 mg – 100 Capsules
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Price-14% $29.95
List:$34.95
$29.95$29.95-5% $34.99
Typical:$36.99
-9% $19.95
List:$21.95
-15% $24.99
List:$29.40
Price Per Unit$0.30 / Count$0.60 / Count$0.33 / Count$0.39 / Count$0.22 / Count$0.25 / Count
Delivery
Get it as soon as Sunday, Mar 24
Get it as soon as Sunday, Mar 24
Get it as soon as Sunday, Mar 24
Get it as soon as Sunday, Mar 24
Get it as soon as Sunday, Mar 24
Get it as soon as Sunday, Mar 24
Customer Ratings
Easy to swallow
4.7
4.2
4.6
4.7
4.6
Sleep quality
4.4
3.6
4.2
4.3
Absorbency
4.6
5.0
4.2
Flavor
4.1
4.7
4.6
Sold By
Double Wood LLC
ELMNT Health
FOREST LEAF
Piping Rock Health Products
DEDICAD Nutrition
Carlyle
keyword type
magnesium-mineral-supplements
magnesium-mineral-supplements
magnesium-mineral-supplements
magnesium-mineral-supplements
magnesium-mineral-supplements
magnesium-mineral-supplements
flavor
Unflavored
Magnesium Threonate, Apigenin, Theanine
Unflavored
Unflavored
Unflavored
dosage form
Capsules
Capsules
Capsules
Capsules
Capsules
Capsules
serving suggestion
4 Capsules
2 capsules
3 capsules
3 capsules
3 Quick Release Capsules
product benefit
Muscle Growth
Sleep, Calm
Sleep Support
Nutritional Support
ingredients
Active Ingredients: Magnesium L-Threonate 2000mg, Other Ingredients: Gelatin, Rice Flour
Magtein® Magnesium L-Threonate, L-Theanine, Apigenin, Vegetable Capsule.
Please see Ingredients listed above.
Magnesium. Other Ingredients: Gelatin Capsule, Vegetable Magnesium Stearate, Rice Powder, Silica.

Important information

Safety Information

Please consult your physician before use. There are potential side effects which may include headaches, nausea, and vomiting and potential allergies for this product that should be discussed with your physician before use. Potential allergies may include rashes or itching. If you are taking other medications, get approval from your physician prior to taking this product. Please cease use immediately and consult a physician should any side effects or allergies occur.

Indications

Non-GMO, Gluten Free

Ingredients

Active Ingredients: Magnesium L-Threonate 2000mg, Other Ingredients: Gelatin, Rice Flour

Directions

Take 4 capsules per day with or without food or as directed by your healthcare professional

Legal Disclaimer

Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.

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Customer reviews

4.6 out of 5 stars
4.6 out of 5
12,818 global ratings
Capsules are not full!
4 Stars
Capsules are not full!
Perhaps another example of “shrink-flation”?
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Top reviews from the United States

Reviewed in the United States on March 13, 2024
3 people found this helpful
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Reviewed in the United States on February 23, 2024
15 people found this helpful
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Reviewed in the United States on March 15, 2024
Reviewed in the United States on March 15, 2024
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Reviewed in the United States on February 27, 2024
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Reviewed in the United States on March 13, 2024
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Reviewed in the United States on January 29, 2024
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Reviewed in the United States on July 12, 2023
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Top reviews from other countries

Luiz Neto
5.0 out of 5 stars helps me feel more relaxed and promotes better sleep.
Reviewed in the United Kingdom on July 8, 2023
One person found this helpful
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O
5.0 out of 5 stars The best
Reviewed in the United Kingdom on November 7, 2023
3 people found this helpful
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Amazon Customer
5.0 out of 5 stars Not entirely sure
Reviewed in the United Kingdom on October 25, 2022
4 people found this helpful
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fourleaf01
5.0 out of 5 stars Great Magnesium
Reviewed in the United Kingdom on August 30, 2021
5 people found this helpful
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Customer leino
5.0 out of 5 stars It's effective and serving me well.
Reviewed in the United Kingdom on June 14, 2022
2 people found this helpful
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