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The Best magtein magnesium l threonate of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best magtein magnesium l threonate of 2022. Check our ranking below.

2,308 Reviews Scanned

Rank No. #1
Magnesium L Threonate, Magtein™, Sleep and Cognitive Support – High Absorption – Most Bioavailable Form of Magnesium – 2,000 mg – 120 Capsules
  • 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)
  • 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
Rank No. #2
Magtein - Magnesium L-Threonate Supplement, Memory, Focus, Sleep & Brain Health Formula for Men & Women, Cognitive Support for Adults, Clinically Researched - 60 Veg Capsules
  • 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 safely in the USA
  • SCIENTIFICALLY STUDIED - Developed by Magceutics, the original creators of Magtein, this revolutionary formula is backed by over a decade of MIT research and supports enhanced cognitive function
Rank No. #3
Life Extension Neuro-Mag Magnesium L-Threonate, Magnesium L-threonate, Memory Health, Quick Thinking, Cognitive Health Support, Vegetarian, Non-GMO, 90 Vegetarian Capsules
  • 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 don’t 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 - 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.  
  • Live your healthiest life - For over 40 years, we’ve 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. That’s why so many of our nutritional formulas are designed using specific ingredients and amounts based on scientific studies.
SaleRank No. #4
NOW Foods Supplements, Magtein™ with patented form of Magnesium (Mg), Cognitive Support*, 90 Veg Capsules
  • 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 in divided doses (take 1 capsule during the daytime, preferably in mid-afternoon and take 2 capsules one hour 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*
Rank No. #5
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: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation)
  • Packaged in the USA by a family owned and operated company since 1968
Rank No. #6
Sports Research Magtein Magnesium L-Threonate Capsules - Magnesium Supplement for Memory, Focus & Cognition - Magnesium L Threonate Supports Brain Health, Sleep & Mood - 2000mg, 90 Capsules for Adults
  • 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.
SaleRank No. #7
Source Naturals Magtein Magnesium L-Threonate, 667mg, Supports Focus, Mood, Healthy Memory, Cognitive Function - 180 Capsules
  • "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 it’s 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)"
SaleRank No. #8
Momentous Magtein Magnesium L-Threonate 145mg - Magnesium Threonate Supplement for Cognitive Function & Rest Support, 30 Servings (Package May Vary)
  • Elevate 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, and 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.
  • Enhanced Function - Momentous Magnesium L Threonate supplement helps to facilitate muscle contraction, regulate blood pressure, and synthesize DNA and proteins. It also aids in the transmission of nerve signals, regulates neurotransmitter levels, and fuels energy production in brain cells.
  • Optimal Dosage, Optimal Results - In order to harness the full benefits of our magnesium threonate supplement, take 3 mag capsules 30-60 minutes before bedtime to promote restful sleep and energize the next day’s daily demands and activities.
  • Certified for Athletes - Providing products that give you peace of mind knowing that you’re making smart choices. High quality, research-backed ingredients, chosen by our world class product engineers.
Rank No. #9
Magtein Magnesium L-Threonate to Improve Cognition, Focus, Memory, Sleep Quality and Brain Health with Small Caps - 120 Vegetable Capsules
  • MAGTEIN-PATENTED FORMULA: Our Magnesium L-Threonate supplement formula is the result of extensive research and development by the original inventor of Magtein. This revolutionary formulation is designed to elevate brain magnesium levels, supporting improved memory, focus, and overall brain health. It's the only form proven by research to enter neuron cells
  • EASY-TO-SWALLOW CAPSULES: If you have trouble swallowing pills, our 120-count bottles are the perfect solution. These capsules are half the size of our 60-count bottles, making them conveniently easy to swallow, with a recommended serving size of just 4 capsules
  • BETTER MAGNESIUM, BETTER BRAIN: Scientific studies have shown that Magtein significantly increases magnesium concentrations in the brain, leading to enhanced learning capacity, improved short- and long-term memory, sharper working memory, and strengthened synaptic connections
  • MOST BIO-AVAILABLE FORM - Our Magtein-Patented Formula not only supports brain health but also contributes to a more restful night's sleep. Magtein has been engineered to ensure that more magnesium passes through the blood-brain barrier to increase energy, support healthy digestion, enhance quality of sleep and lessen fatigue
  • MANUFACTURED IN THE USA - At cGMP facilities, our vegetarian capsules are certified Non-GMO, Kosher and do not contain gluten
Rank No. #10
Horbäach Magtein Magnesium L-Threonate | 2000mg Supplement | 100 Capsules | for Men & Women | Non-GMO and Gluten Free
  • MAGNESIUM THREONATE: Horbaach Magtein is a highly innovative form of this essential nutrient
  • SCIENTIFIC SUPPORT: From 2,000 mg of Magnesium L-Threonate per serving
  • EXPERTLY CRAFTED: Our professional formula is backed by our commitment to purity and potency
  • HORBAACH MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
  • NATURALLY FREE OF: Gluten, Wheat, Artificial Flavor, Artificial Color, Preservatives & Non-GMO

Last update on 2025-06-14 / Affiliate links / Images from Amazon Product Advertising API

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FAQ:

Q: Does magnesium L threonate lower blood pressure?

A: Magnesium may reduce blood pressure in people with high blood pressure, according to new findings. The study adds to data from epidemiological studies that have reported more magnesium, potassium, and calcium may reduce your risk of hypertension.

Q: Is magnesium oxide good for anxiety?

A: Another study found that magnesium may have a positive effect on depression as well. Both depression and anxiety are often linked, because both result in fatigue and disaster thinking. Magnesium is unlikely to cure anxiety in everyone.

Q: Does magnesium threonate cause diarrhea?

A: One side effect of too much magnesium supplements is the laxative effect that it potentially causes, such as diarrhea and sometimes nausea and abdominal cramping. Indeed, magnesium supplements that include magnesium carbonate, chloride, gluconate and oxide can cause digestive issues.

Q: What is elemental magnesium?

A: Elemental Magnesium Capsule. This medication is a mineral supplement used to prevent and treat low amounts of magnesium in the blood. Magnesium is very important for the normal functioning of cells, nerves, muscles, bones, and the heart. Usually, a well-balanced diet provides normal blood levels of magnesium.

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