Momentous Magtein Magnesium L-Threonate - Brain & Rest Support Supplement - Boosts Cognitive Function & Sleep Quality - NSF Certified for Sport -145 mg - 30 Servings
Momentous Magtein Magnesium L-Threonate - Brain & Rest Support Supplement - Boosts Cognitive Function & Sleep Quality - NSF Certified for Sport -145 mg - 30 Servings
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About this item
About this item
- 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 day’s daily demands & 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.
Features & Specs
Features & Specs
Item Form: Capsule
Primary Supplement Type: Magnesium
Flavor: Unflavored
Crosses the blood-brain barrier boosting magnesium levels
Helps support learning, attention, and cognitive function
Promotes calm brain activity and improved sleep quality
Benefits Of The Product
Magnesium L-Threonate is designed to support brain health, cognitive performance, and restorative sleep by increasing magnesium levels in the brain.
Supports Deep, Restorative Sleep
Helps promote calm nervous system activity and healthy sleep quality without sedation.
Supports Focus and Cognitive Performance
Helps support attention, mental clarity, and overall cognitive function.
Supports Memory and Learning
Magnesium plays an important role in synaptic plasticity, which supports memory formation and learning.
Supports Nervous System Health
Magnesium helps regulate neurotransmitter activity and supports healthy brain signaling.
How To Use
Take 3 capsules daily, approximately 30–60 minutes before bed. Magnesium L-Threonate is best used as part of a consistent nightly routine to support relaxation and healthy sleep quality.
- Serving Size: 3 capsules
- Timing: 30–60 minutes before sleep
- Routine: Take consistently each evening for best results
Magnesium levels in the brain increase gradually with regular use. Consistent supplementation helps support cognitive function, relaxation, and restorative sleep over time.
Magnesium L-Threonate Function
Magnesium L-Threonate is a specialized form of magnesium designed to effectively cross the blood-brain barrier and increase magnesium levels in the brain. Magnesium plays a critical role in regulating neuronal signaling, supporting synaptic plasticity, and maintaining healthy brain function.
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Supports Memory & Focus
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Enhances Cognitive Health
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Improves Sleep Quality
Onset Time & Expected Results
Onset Time
Some individuals may notice improvements in sleep quality within about 7 days. For many, benefits continue to build with consistent use, with optimal effects typically experienced after about 4 weeks.
Expected Results
With regular supplementation, Magnesium L-Threonate may support deeper, more restorative sleep, along with improvements in focus, memory, and overall cognitive function. Individual results may vary.
Magtein Magnesium L- Threonate For Brain Bioavailability
Magnesium L-Threonate penetrates the blood-brain barrierat higher levels than other formsof magnesium, making it the most bioavailable magnesium for the brain. Magtein is a patented formof Magnesium L-Threonate used in clinical studies.
Your Achievement Is Our Job
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Dr. Stacy Sims
Dr. Stacy Sims, top female physiology expert, empowers women to understand their bodies, embrace their unique physiology, and foster positive female athletic experiences.
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Dr. Darshan Shah
Dr. Darshan Shah, board-certified surgeon, longevity specialist and founder of Next Health, trained at Mayo Clinic and Harvard, earned his MD at 21. He trusts Momentous for its precise, science-backed wellness.
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Dr. Andy Galpin
Dr. Andy Galpin, top scientist, coach and educator, heads Parker University’s Human Performance Center. He delivers science-backed health, performance and nutrition education to optimize human wellness.
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Annie Thorisdottir
Two-time CrossFit Games champion Annie Thorisdottir is a CrossFit legend. A 10-time Games competitor, she claimed back-to-back titles and took third place in 2021 just one year after welcoming her daughter.
Magnesium Designed To Reach The Brain
Formulated with Magtein, a clinically studied form of magnesium L-threonate shown to increase magnesium levels in the brain. Designed to support cognitive function, relaxation, and deep, restorative sleep.
Magnesium L-Threonate Ingredients
Magnesium 145mg (from 2g Magtein Magnesium L-threonate)
Other Ingredients: Rice Flour, Hypromellose (Capsule), Magnesium Stearate, and Silica.
This formula uses Magtein, the patented and clinically studied form of Magnesium L-Threonate shown to elevate brain magnesium levels. Increased brain magnesium supports key neurological processes involved in memory formation, learning, relaxation, and healthy sleep regulation.
Customer Reviews
FAQs
How long does it take to notice results?
How long does it take to notice results?
Results may vary:
- Some users notice improved sleep within about 1 week
- Most experience more noticeable benefits after 3–4 weeks of consistent use
Are there any side effects?
Are there any side effects?
Magnesium L-Threonate is generally well tolerated. Possible effects include:
- Mild digestive discomfort in rare cases
- Most users do not experience grogginess or next-day drowsiness
If you have kidney conditions or are taking medication, consult a healthcare professional before use.
Is this product third-party tested?
Is this product third-party tested?
Yes. Momentous products are:
- NSF Certified for Sport
- Third-party tested for purity, label accuracy, and banned substances
Who should take this supplement?
Who should take this supplement?
It may be suitable for:
- Individuals with sleep difficulties
- People under high mental or physical stress
- Students or professionals seeking better focus
- Anyone looking to support cognitive performance and brain health
Can it be taken long-term?
Can it be taken long-term?
Yes. Magnesium L-Threonate is generally intended for long-term daily use. Its benefits are often cumulative and improve with consistent supplementation.