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Non-gmo and gluten free: double Wood's Magtein is gluten free and Non-GMO.

Mercola products are backed by a full 90-day money back guarantee.

Ingredients matter - sourced using only the finest raw ingredients with the purity and potency your body deserves. The majority of our products are non-gMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we produce.
That’s why supplementing with easy-to-absorb magnesium is a great complement to your healthy lifestyle choices, but it’s also important to more than 300 biochemical reactions in your body. That’s where our formula comes in! our magnesium L-threonate is easy for your body to absorb into the nervous system and your brain, over time, where it helps maintain the crucial connections between your brain cells. Maintain ideal magnesium levels - magnesium does wonders for your brain, most of us don’t get enough magnesium from our diets, and optimal levels begin to decline as we age. We believe the answers to a healthier, and that rigorous scientific research is the path to get us there.

Promotes memory and overall cognitive function: Research has shown that Magtein Magnesium L-Threonate improved recall, slowed age-related memory decline, and helped create new neural pathways.
From the usa: formulated right here in the usa in an FDA registered and GMP compliant facility; this complex undergoes testing two times by a third party to meet maximum purity and quality standards. Patented magnesium: developed by doctors at MIT, L-Threonate is a mineral chelated agent that is able to greatly enhance the bioavailability of Magnesium supplements, making them highly absorbable.

Magnesium taurate is the natural calm magnesium, and important for heart health and nitric oxide production which improves blood flow. If you are not 100% satisfied, simply return it for a full refund, no questions asked, whether you've used 1 capsule or the whole bottle, which means there is absolutely no risk on your behalf.
Love it or 100% money back guarantee when you order today you are backed by our 'love it or 100% Money Back Guarantee'. Also with magnesium glycinate and magnesium taurate our chelated magnesium is designed to help every system in the body. We stand by our products. Complete magnesium l-threonate complex magenhance's triple-strength magnesium capsules contribute to a lot of beneficial functions such as reduction of fatigue and tiredness, normal metabolism, nervous system, protein synthesis, psychological function, normal functioning of the muscles, as well as maintenance of teeth and the cell division process.


Superior nutrition and formulation: the goal of jarrow Formulas is to promote optimal health with high-quality, affordable, effective, and superior formulation of dietary supplements; Our customers can be assured of purity, value, and potency.

Excellent source of magnesium l threonate. Trusted for over 35 years. Benefits cognitive ability. Manufactured in the usa. Source naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health.

With our original, extensively tested magtein formula, boost in overall mood, you will TAKE LESS AND ABSORB MORE magnesium, 042 mg of Magtein per day. Clinical studies reveal enhanced sleep quality, reaching the optimal level of magnesium per day for faster results.
Why take magnesium l-threonate instead of other types of magnesium? magceutics’ magnesium l threonate has been engineered to ensure that more magnesium passes through the blood-brain barrier versus other brands of magnesium that contain higher MG per capsule but are not easily absorbed. Magceutics' magnesium l-threonate is a natural mineral compound combined with both Vitamin C and Vitamin D to ensure MAXIMUM ABSORPTION in the brain. Optimal magnesium levels in the brain – as shown by extensive clinical stuDIES - can support MEMORY, FOCUS, REDUCE BRAIN FOG and ANXIETY.

1. Double Wood Supplements
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Magnesium L Threonate Capsules Magtein – High Absorption Supplement – Bioavailable Form for Healthy Sleep Habits and Cognitive Function Support – 2,000 mg – 100 Capsules
#adDouble Wood Supplements #ad - Clinically studied for cognitive Health: Multiple clinical studies show Magnesium L Threonate can help support cognitive health. Manufactured in the usa and tested two times for safety and purity: Doublewood High Absorption Magnesium L Threonate Capsules are manufactured right here in the USA: Purity testing is available upon request.Non-gmo and gluten free: double Wood's Magtein is gluten free and Non-GMO.
More information #ad
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. Only form of magnesium able to support Magnesium Levels in the Brain: Magtein is the only form of magnesium clinically proven to support magnesium levels in the brain.Brand | Double Wood Supplements #ad |
Manufacturer | Double Wood Supplements #ad |
Weight | 0.18 Pounds |
Part Number | DWMLT |
More information #ad
2. Dr. Mercola
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Gluten Free, 30 Servings 90 Capsules, Supports Bone Health, Dr. Mercola Magnesium L-Threonate Dietary Supplement, Non GMO, Soy Free, 2,000 mg Per Serving
#adDr. Mercola #ad - Mercola’s belief in providing the best quality products, this product is Gluten free, GMO free, Soy Free. Following dr. Unlike other forms of magnesium that can cause gastrointestinal discomfort and loose stools, magnesium L-threonate does not act as a laxative and can help to significantly reduce GI discomfort*.Mercola products are backed by a full 90-day money back guarantee.
More information #ad
All dr. Each bottle of magnesium l-threonate, 2, 000 mg Per Serving Contains 30 Servings. Our magnesium l-threonate delivers 2, 000 mg of patented Magtein magnesium L-threonate, which has a superior absorption characteristic of any form of magnesium. If for any reason you are not satisfied with your purchase, simply return it to us for your money back - no questions asked.Brand | Dr. Mercola #ad |
Manufacturer | Dr. Mercola #ad |
Height | 5.25 Inches |
Length | 3 Inches |
Width | 3 Inches |
Part Number | B01N4OZM0RRCM_SML |
Model | B01N4OZM0RRCM |
More information #ad
3. Life Extension
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90 Vegetarian Capsules Ultra-Absorbable Magnesium, Non-GMO, Memory, Gluten-Free, Life Extension Neuro-Mag Magnesium L-Threonate, Focus & Overall Cognitive Performance Boost
#adLife Extension #ad - Still, the little details can slip your mind and you find yourself looking for sunglasses that are on your head. Based on the latest research, focus & cognITIVE BOOST - Magnesium is essential for overall brain performance, we used magnesium L-threonate. Magnesium l-threonate helps your brain work better - your daily activities demand focus and attention. Our formulations are created using the ingredients and dosages used in the studies that inspired them, richer life are within reach, ensuring that maximum bioavailability and efficacy is achieved.Ingredients matter - sourced using only the finest raw ingredients with the purity and potency your body deserves. The majority of our products are non-gMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we produce.
More information #ad
Memory, but not all magnesium supplements are easy to absorb. Preclinical studies have shown that this highly absorbable form of magnesium can improve communication between brain cells because it can cross the blood-brain barrier and influence signaling pathways associated with learning, memory and focus. That’s why supplementing with easy-to-absorb magnesium is a great complement to your healthy lifestyle choices, but it’s also important to more than 300 biochemical reactions in your body. That’s where our formula comes in! our magnesium L-threonate is easy for your body to absorb into the nervous system and your brain, over time, where it helps maintain the crucial connections between your brain cells. Maintain ideal magnesium levels - magnesium does wonders for your brain, most of us don’t get enough magnesium from our diets, and optimal levels begin to decline as we age. We believe the answers to a healthier, and that rigorous scientific research is the path to get us there.
Brand | Life Extension #ad |
Manufacturer | Life Extension #ad |
Height | 4 Inches |
Length | 2 Inches |
Weight | 0.25 Pounds |
Width | 2 Inches |
Part Number | 01603 |
Model | 01603 |
More information #ad
4. Teraputics
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Pills are Without Laxative Properties, 100 Vegan Capsules, A Vitamin for Cognition, Magnesium L Threonate Magtein, 2000 mg, The Best Non-GMO Highly Absorptive Pure Magnesium Supplement
#adTeraputics #ad - 100% money back guarantee - if for any reason you are not satisfied with this formula you can get a full refund with no questions asked. Also, with every teraputics purchase our customers gain access to our team of highly trained service professionals available to help with questions about any of our health products.Promotes memory and overall cognitive function: Research has shown that Magtein Magnesium L-Threonate improved recall, slowed age-related memory decline, and helped create new neural pathways.
More information #ad
Our customers MUST be satisfied. Most superior form of magnesium: magnesium L-Threonate is the only high absorption Magnesium vitamin that’s been shown to effectively raise concentrations of Magnesium in the brain. From the usa: formulated right here in the usa in an FDA registered and GMP compliant facility; this complex undergoes testing two times by a third party to meet maximum purity and quality standards. Patented magnesium: developed by doctors at MIT, L-Threonate is a mineral chelated agent that is able to greatly enhance the bioavailability of Magnesium supplements, making them highly absorbable.
Brand | Teraputics #ad |
Manufacturer | Vitagen Labs #ad |
Height | 4 Inches |
Length | 2.5 Inches |
Width | 2.5 Inches |
Part Number | MLT100 |
More information #ad
5. Intelligent Labs
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90 Capsules, Intelligent Labs MagEnhance Magnesium Supplement, Magnesium-L-Threonate Complex with Magnesium Glycinate and Taurate
#adIntelligent Labs #ad - It is scientifically advanced magnesium mineral supplement. Easily absorbable with the lowest chance of side effects Our magnesium comes in easy to swallow magnesium capsules not hard to take magnesium pills. Magnesium glycinate is the best absorbed form of magnesium so it helps correct deficiencies and maintains healthy levels in the body.Magnesium taurate is the natural calm magnesium, and important for heart health and nitric oxide production which improves blood flow. If you are not 100% satisfied, simply return it for a full refund, no questions asked, whether you've used 1 capsule or the whole bottle, which means there is absolutely no risk on your behalf.
More information #ad
Designed by scientists at the massachusetts institute of Technology MIT Magnesium-L-Threonate was designed at MIT to successfully cross the blood brain barrier to help with learning and memory. Glycerinate, taurate and threonate are also the gentlest forms of magnesium meaning they are the least likely to cause side effects such as diarrhoea. Love it or 100% money back guarantee when you order today you are backed by our 'love it or 100% Money Back Guarantee'. Also with magnesium glycinate and magnesium taurate our chelated magnesium is designed to help every system in the body. We stand by our products. Complete magnesium l-threonate complex magenhance's triple-strength magnesium capsules contribute to a lot of beneficial functions such as reduction of fatigue and tiredness, normal metabolism, nervous system, protein synthesis, psychological function, normal functioning of the muscles, as well as maintenance of teeth and the cell division process.
Brand | Intelligent Labs #ad |
Manufacturer | Intelligent Labs #ad |
Weight | 0.26 Pounds |
Part Number | B073WZ9SM3 |
More information #ad
6. NOW
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90 Veg Capsules, Cognitive Support*, Magtein™ with patented form of Magnesium Mg, NOW Supplements
#adNOW #ad - Magnesium mg is an essential mineral best known for its role in bone and nervous system function. Magtein supports brain health and may facilitate learning and memory, as well as a relaxed mood.More information #ad
Recent research has demonstrated that it is also critical for normal brain health and normal cognitive function by maintaining the density and stability of neuronal synapses. Magtein is a patented form of Mg that readily crosses the blood-brain barrier for utilization in the brain.Brand | NOW #ad |
Manufacturer | NOW Sports - Nutrition and Wellness #ad |
Height | 4.44 Inches |
Length | 2.5 Inches |
Weight | 10 Grams |
Width | 2.5 Inches |
Part Number | P29995 |
Model | P29995 |
More information #ad
7. Jarrow Formulas
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30 Servings, Jarrow Formulas MagMind, Supports Brain Health & Function, 90 Capsules, Includes Magnesium L-Threonate Magtein
#adJarrow Formulas #ad - Do not refrigerate. Convenient capsules: take three capsules per day 1 capsule in the morning and 2 capsules one hour before bed with or without meals or as directed by your qualified healthcare professional.Superior nutrition and formulation: the goal of jarrow Formulas is to promote optimal health with high-quality, affordable, effective, and superior formulation of dietary supplements; Our customers can be assured of purity, value, and potency.
More information #ad
Magmind highlights: jarrow Formulas MagMind delivers 2 g of Magtein per serving. Store in a cool, dry place. Brain health and function: magnesium l-threonate, or Magtein, is a unique form of magnesium that has been shown to readily cross the blood-brain barrier and support brain health and function.Brand | Jarrow Formulas #ad |
Manufacturer | Jarrow Formulas #ad |
Height | 4.25 Inches |
Length | 2.5 Inches |
Weight | 0.25 Pounds |
Width | 2.5 Inches |
Part Number | MAGT |
Model | MAGT |
More information #ad
8. Source Naturals
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Healthy Memory, Cognitive Function, Mood, Source Naturals Magtein Magnesium L-Threonate 667mg Supports Focus, Sleep, 180 Capsules
#adSource Naturals #ad - There are 4 aspects of cognitive ability that they were positively effected by taking Magtein, executive function, working memory, episodic memory, and attention.Excellent source of magnesium l threonate. Trusted for over 35 years. Benefits cognitive ability. Manufactured in the usa. Source naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health.
More information #ad
There are countless ways to get other forms of magnesium naturally in your diet, but food sources of magnesium L threonate do not exist because it’s a synthesized form. Magtein benefits. Known to increase resilience to stress, lift mood, raise your energy levels, improve concentration and focus and reformation of sleep quality. We are located in Scotts Valley California.Brand | Source Naturals #ad |
Manufacturer | Inventory Management Services- HPC #ad |
Height | 1.6 Inches |
Length | 1.3 Inches |
Weight | 0.1 Pounds |
Width | 1.3 Inches |
Part Number | SN2486 |
Model | SN2486 |
Warranty | Please see bottle label for more information |
More information #ad
9. Magtein
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Clear Brain Fog, Focus and Attention, Improve Memory, Support Sleep and Mood – 30 Day Supply- 60 ct. Veggie Capsules, Bioavailable and 100% Water Soluble Magnesium, Magtein Magnesium L- Threonate
#adMagtein #ad - If you are unsatisfied for any reason, we are happy to offer you a no questions asked 90-day money-back guarantee, providing you with a 100% RISK-FREE experience. High quality ingredients. Magceutics’ magnesium helps to increase energy, support healthy digestion, enhance quality of sleep, balance calcium and magnesium levels, lessen fatigue, and support healthy blood pressure levels.With our original, extensively tested magtein formula, boost in overall mood, you will TAKE LESS AND ABSORB MORE magnesium, 042 mg of Magtein per day. Clinical studies reveal enhanced sleep quality, reaching the optimal level of magnesium per day for faster results.
More information #ad
Magtein-unique patented formula developed and researched by the original inventor of magtein. One bottle contains a 30-day supply 60 veggie capsules. Safely manufactured in the usa at cgmp facilities, artificial flavors, preservatives, our vegetarian capsules are certified Non-GMO, and do not contain gluten. Two capsules gives you a total of 2, and relief from temporary stress and anxiety. Why take magnesium l-threonate instead of other types of magnesium? magceutics’ magnesium l threonate has been engineered to ensure that more magnesium passes through the blood-brain barrier versus other brands of magnesium that contain higher MG per capsule but are not easily absorbed. Magceutics' magnesium l-threonate is a natural mineral compound combined with both Vitamin C and Vitamin D to ensure MAXIMUM ABSORPTION in the brain. Optimal magnesium levels in the brain – as shown by extensive clinical stuDIES - can support MEMORY, FOCUS, REDUCE BRAIN FOG and ANXIETY.
Brand | Magtein #ad |
Manufacturer | Magceutics #ad |
Height | 1.5 Inches |
Length | 3 Inches |
Weight | 0.19 Pounds |
Width | 1.5 Inches |
More information #ad
10. Nutricost
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Non-GMO, Nutricost Magnesium L-Threonate As Magtein 2000mg, Vegetarian Friendly, Gluten Free, 120 Capsules
#adNutricost #ad - 2, 000mg of magnesium L-Threonate In Each Serving. 3rd party tested by ISO-accredited Laboratories. 40 servings per bottle 3 Capsules Per Serving. Made with Magtein. Non-gmo, gluten free, And Vegetarian Friendly.More information #ad
Brand | Nutricost #ad |
Manufacturer | Nutricost #ad |
Height | 4.5 Inches |
Length | 2.5 Inches |
Width | 2.5 Inches |
Part Number | NTC-20263 |
More information #ad