With numerous Best Magtein brands to select from – including big names like NOW Foods,Magtein,Double Wood Supplements,Sports Research,Source Naturals – picking the right product can feel overwhelming. But we’re here to simplify your search for the perfect Best Magtein.
We thoroughly tested and evaluated a wide range of top Best Magtein contenders to help you navigate the crowded market. Our stand-out favorite is NOW Foods Best Magtein for its unparalleled quality and top-tier features. Below you’ll discover more of our top-rated Best Magtein picks currently available.
Make sure to consult our buying guide too for valuable insights on choosing the ideal product for your needs. It covers all the key factors when shopping for a Best Magtein. With our research backing your decision, you can confidently invest in a Best Magtein you’ll truly love.
Editor's Choice
NOW Foods Supplements, Magtein™ with patented form of Magnesium (Mg), Cognitive Support*, 90 Veg
Premium Pick
Magtein - Magnesium L-Threonate Supplement, Memory, Focus, Sleep & Brain Health Formula for Men &
Budget Pick
Magnesium L Threonate, Magtein, Sleep and Cognitive Support – High Absorption – Most
Top 10 Best Magtein
We researched and compared the top products in the Best Magtein category to provide you with these recommendations.
1. NOW Foods Supplements, Magtein™ with patented form of Magnesium (Mg), Cognitive Support*, 90 Veg
- 2 grams of Magnesium L-Threonate for cognitive support*
- A patented form of magnesium that readily crosses the blood-brain barrier for utilization in the brain*
- Take 3 capsules daily. Best when taken in divided doses (take 1 capsule in the morning and take 2 capsules two hours before sleep).
- Supports brain health and may facilitate learning and memory, as well as a relaxed mood*
- Made and quality tested in the USA with globally sourced ingredients*
2. Magtein - Magnesium L-Threonate Supplement, Memory, Focus, Sleep & Brain Health Formula for Men &
- MAGTEIN: UNIQUE PATENTED FORMULA - Magtein Magnesium L Threonate supplement features Vitamin C and Vitamin D for enhanced brain absorption, supporting optimal cognitive function for men and women
- MAGNESIUM SUPPLEMENT BENEFITS - Our magnesium capsules promote increased energy, improved digestion, restful sleep, reduced fatigue, and balanced calcium and magnesium levels
- OPTIMAL BRAIN SUPPORT - Magnesium L-Threonate is the only form of magnesium clinically shown to cross the blood-brain barrier, supporting cognitive function, memory, and learning
- HIGH-QUALITY INGREDIENTS - Free from fillers, artificial colors, flavors, preservatives, and Magnesium Stearate, our capsules are non-GMO, kosher, and gluten-free
- Manufactured in the USA with US and imported materials
3. Magnesium L Threonate, Magtein, Sleep and Cognitive Support – High Absorption – Most
- ONLY FORM OF MAGNESIUM ABLE TO SUPPORT MAGNESIUM LEVELS IN THE BRAIN: Magtein Magnesium L-Threonate is a unique magnesium breakthrough supplement and the only form of magnesium clinically proven to support magnesium levels in the brain
- CLINICALLY STUDIED FOR COGNITIVE WELLNESS: Magnesium L-Threonate has been studied for its role in supporting memory, learning, and overall cognitive performance.
- 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
- WE BOTTLE WELLNESS: At Double Wood we provide pure, potent supplements that deliver exceptional value, all backed by careful sourcing and rigorous third-party testing
4. Now Foods Supplements Magtein, Magnesium L-Threonate, Cognitive Support*, 180 Veg Capsules
- Magnesium (Mg) is an essential mineral best known for its role in bone and nervous system function*
- 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.* However, most forms of Mg are not easily absorbed into the nervous system*
- Magtein is a patented form of Mg that readily crosses the blood-brain barrier for utilization in the brain.* Laboratory studies indicate that Magtein supports brain health and may facilitate learning and memory, as well as a relaxed mood*
- GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product formulation.
- Packaged in the USA by a family owned and operated company since 1968
5. Sports Research® Magnesium L-Threonate Capsules 2000mg - High-Absorption Magtein® for Enhanced
- HIGHLY BIOAVAILABLE FORM: Magnesium L-threonate is the salt formed from mixing magnesium and threonic acid, a water-soluble substance derived from the metabolic breakdown of vitamin C. Easily absorbed, our magnesium L threonate capsules are used for their overall brain health benefits and may help support memory, focus, relaxation, mood, and cognition.
- MADE WITH MAGTEIN: Magtein is a patented compound called threonic acid developed by a group of MIT researchers. Magtein is the only form that effectively crosses the blood-brain barrier and increases magnesium levels in the brain, which is critical for improving cognitive function. Our easy-to-swallow Magtein magnesium L-threonate veggie capsules are the easiest, most convenient way to add this essential mineral to your daily diet.
- PREMIUM QUALITY: Sports Research takes pride in offering products that use only the best ingredients available so that you can have total peace of mind in the supplements that you are taking. Our magnesium supplement is verified non-GMO and free of gluten and gelatin.
- MANUFACTURED IN THE USA: Our products are made in cGMP compliant facilities in the United States, using only the best ingredients from domestic & international origins. For us, it's all about quality control - so you can have confidence in your dietary supplements. We offer ninety (90) magnesium pills for a one (1) month supply. Reap all the benefits of this powerful and healthy magnesium threonate supplement!
- THE SPORTS RESEARCH DIFFERENCE: Created in 1980, Sports Research is a privately-owned business born from a passion for fitness, wellness, and healing. Our goal is to help people live their best lives through real, research-backed ingredients created for every body inside and out.
6. Source Naturals Magtein Magnesium L-Threonate, 667mg, Supports Focus, Mood, Healthy Memory,
- MAGTEIN BENEFITS. Known to increase resilience to stress, lift mood, raise your energy levels, improve concentration and focus and reformation of sleep quality.
- BENEFITS COGNITIVE ABILITY. There are 4 aspects of cognitive ability that they were positively effected by taking Magtein, episodic memory, working memory, executive function, and attention.
- EXCELLENT SOURCE OF MAGNESIUM L THREONATE. 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 its a synthesized form.
- OVER 40 YEARS OF TRUST. Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health.
- MANUFACTURED IN THE USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration. (FDA)
7. Life Extension Neuro-Mag Magnesium L-Threonate, Memory Health, Quick Thinking, Cognitive Health
- Quick thinking: Want to stay sharp? Try magnesium L-threonate: this form of magnesium helped maintain executive function and quick thinking in clinical studies.
- Short-term memory: magnesium L-threonate helps support your working or short term memory health, so you dont forget where you put your car keys, etc.
- Cognitive health: magnesium plays an important role in your brain, supporting cognitive function. Magnesium L-Threonate is a special form of magnesium well-studied for cognitive health.
- Ingredients matter We use the finest raw ingredients chosen for quality and purity. The majority of our products are non-GMO, gluten-free and manufactured in the USA with globally sourced ingredients, and a Certificate of Analysis is available for each.
- Live your healthiest life - For over 40 years, weve been developing advanced, effective formulas made with the highest standards and based on the latest scientific findings. We believe the answers to a healthier, richer life are within reach, and that rigorous scientific research is the path to get us there. Thats why so many of our nutritional formulas are designed using specific ingredients and amounts based on scientific studies.
8. Magtein Magnesium L-Threonate to Improve Cognition, Focus, Memory, Sleep Quality and Brain Health
- MAGTEIN: UNIQUE PATENTED FORMULA - Magceutics Magnesium L Threonate supplement features Vitamin C and Vitamin D for enhanced brain absorption, supporting optimal cognitive function for men and women
- MAGNESIUM SUPPLEMENT BENEFITS - Our magnesium capsules promote increased energy, improved digestion, restful sleep, reduced fatigue, and balanced calcium and magnesium levels
- EASY-TO-SWALLOW CAPSULES - These magnesium capsules are smaller and easier to swallow than our original formula, making them ideal for the elderly and anyone who has trouble swallowing larger pills
- OPTIMAL BRAIN SUPPORT - Magnesium L-Threonate is the only form of magnesium clinically shown to cross the blood-brain barrier, supporting cognitive function, memory, and learning
- Manufactured in the USA with US and imported materials
9. Momentous Magtein Magnesium L-Threonate - Brain & Rest Support Supplement - Boosts Cognitive
- Elevates Cognitive Function - Harness the power of magnesium L-threonate to help increase magnesium levels in the brain, which may promote overall brain health. Our powerful formula supports cognitive function including memory, learning, attention, & focus.
- Promotes Quality Rest - Unlock the unique capability of Magtein magnesium L-threonate, the only form of magnesium demonstrated to penetrate the blood-brain barrier. By increasing blood flow to the brain, it supports quality rest for optimal recovery during sleep.
- Enhances Function - Momentous magnesium L-threonate supplements help to facilitate muscle contraction, regulate blood pressure, & synthesize DNA & proteins. They also aid in the transmission of nerve signals, regulate neurotransmitter levels, & fuel energy production in brain cells.
- Optimal Dosage, Optimal Results - In order to harness the full benefits of our magnesium L-threonate supplement, take 3 capsules 30-60 minutes before bedtime to promote restful sleep & energize the next days daily demands & activities.
- Certified for Athletes - Providing products that give you peace of mind knowing that youre making smart choices. High quality, research-backed ingredients, chosen by our world-class product engineers.
10. Sports Research® Magnesium L-Threonate Capsules 2000mg - High-Absorption Magtein® for Enhanced
- HIGHLY BIOAVAILABLE FORM: Magnesium L-threonate is the salt formed from mixing magnesium and threonic acid, a water-soluble substance derived from the metabolic breakdown of vitamin C. Easily absorbed, our magnesium L threonate capsules are used for their overall brain health benefits and may help support memory, focus, relaxation, mood, and cognition.
- MADE WITH MAGTEIN: Magtein is a patented compound called threonic acid developed by a group of MIT researchers. Magtein is the only form that effectively crosses the blood-brain barrier and increases magnesium levels in the brain, which is critical for improving cognitive function. Our easy-to-swallow Magtein magnesium L-threonate veggie capsules are the easiest, most convenient way to add this essential mineral to your daily diet.
- PREMIUM QUALITY: Sports Research takes pride in offering products that use only the best ingredients available so that you can have total peace of mind in the supplements that you are taking. Our magnesium supplement is verified non-GMO and free of gluten and gelatin.
- MANUFACTURED IN THE USA: Our products are made in cGMP compliant facilities in the United States, using only the best ingredients from domestic & international origins. For us, it's all about quality control - so you can have confidence in your dietary supplements. We offer ninety (90) magnesium pills for a one (1) month supply. Reap all the benefits of this powerful and healthy magnesium threonate supplement!
- THE SPORTS RESEARCH DIFFERENCE: Created in 1980, Sports Research is a privately-owned business born from a passion for fitness, wellness, and healing. Our goal is to help people live their best lives through real, research-backed ingredients created for every body inside and out. We're fully dedicated to sourcing the highest quality products from around the world, backed by third party testing. We all deserve the best in our quest for healthy living. Our mission is to give you just that.
Peter
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