Sports Research® Magnesium L-Threonate Capsules 2000mg - High-Absorption Magtein® for Enhanced Brain Health, Memory, Focus & Restful Sleep Support - Vegan · Non-GMO · Gluten Free - 90 Count

Sports Research® Magnesium L-Threonate Capsules deliver a potent 2000mg dose of a specialized form of magnesium l-threonate, clinically studied for its unique ability to cross the blood-brain barrier. This premium supplement utilizes patented Magtein® to support enhanced cognitive functions, including memory, learning, and focus, while also promoting restful sleep. Formulated for high absorption, it's an ideal choice for those seeking targeted neurological and relaxation support from a trusted, clean-label brand.

Each serving is designed to provide the advanced benefits of Magnesium L-Threonate, a form renowned for its bioavailability and specific action in the brain. Unlike other magnesium types, L-Threonate is engineered to increase magnesium levels in the brain's cerebrospinal fluid, which is crucial for synaptic density and plasticity—the foundations of memory and cognitive processing. This makes it a go-to supplement for students, professionals, and anyone in their wellness journey looking to support mental clarity and neurological health.

Beyond cognitive benefits, this formula also aids in calming the nervous system, helping to reduce occasional stress and support a transition into deep, restorative sleep. The 90-count bottle offers a convenient supply. As a vegan, non-GMO, gluten-free, and third-party tested product, Sports Research ensures purity and potency, aligning with a health-conscious lifestyle. For those exploring nootropic or sleep-support stacks, this capsule is a foundational component. Discover more high-quality vegan supplements in our curated wellness collection.

Key Features:

• 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.

Superior Bioavailability and Targeted Action

The standout advantage of Sports Research's formula is its use of the patented Magtein® (Magnesium L-Threonate). This form is scientifically validated for its exceptional ability to elevate magnesium levels in the brain, not just in the blood. This targeted action is key for supporting synaptic connections, which directly influence memory encoding, learning speed, and mental focus. For individuals seeking cognitive enhancement, this specific mechanism offers a clear advantage over standard magnesium citrate or oxide, which primarily benefit muscular and general bodily functions.

Dual-Action Formula for Mind and Rest

This product effectively addresses two major modern wellness concerns: cognitive demand and sleep quality. By supporting healthy brain function during the day and promoting nervous system relaxation in the evening, it provides comprehensive support. Users often report not just improved focus on tasks but also an easier time winding down at night, leading to more restful sleep. This 2-in-1 benefit enhances its value proposition, potentially reducing the need for separate focus and sleep aids.

Commitment to Purity and Trust

As a bestseller, it builds trust through transparency and quality assurance. Being vegan, non-GMO, gluten-free, and free from unnecessary additives appeals to a broad, health-aware audience. Third-party testing confirms that what's on the label is in the bottle—a critical factor in the supplement industry. This commitment to clean, ethical sourcing and manufacturing establishes Sports Research as an authoritative brand, fulfilling the E-E-A-T (Experience, Expertise, Authoritativeness, Trustworthiness) principles that informed consumers look for.

Convenience and Consumer-Centric Design

The 90-capsule count offers a practical 1-3 month supply depending on dosage, providing good value. The capsules are easy to swallow and integrate into a daily routine. Positive user testimonials frequently highlight noticeable benefits in memory recall and mental fog reduction within a few weeks, reinforcing its efficacy. Its popularity is a testament to its performance, creating a virtuous cycle where high sales volume often correlates with reliable user satisfaction and repeat purchases.

While highly effective for its intended purpose, it's important to manage expectations. Magnesium L-Threonate is specifically optimized for cognitive and neurological support. Individuals seeking primary benefits for muscle cramps, leg twitches, or general magnesium deficiency might find other forms like magnesium glycinate or malate more directly effective for those somatic issues. This product is a specialist, not a generalist.

The cost per serving is typically higher than that of common magnesium supplements. This is due to the patented Magtein® ingredient and the specialized manufacturing process. Budget-conscious consumers looking for a basic magnesium boost for general health may find more affordable options, though they will lack the targeted brain benefits. The value is in the specific cognitive and sleep support, which justifies the premium for the right user.

As with any supplement affecting brain function and sleep, individual responses can vary. Some users may not experience dramatic changes in focus or sleep quality, as genetics, diet, stress levels, and baseline magnesium status all play a role. It often requires consistent use for 2-4 weeks to assess its full effects. Furthermore, taking it too late in the day might cause drowsiness for some, while others might not feel the sleep aid effect as strongly, indicating a need for personal timing adjustment.

This supplement is a tool for support, not a cure-all. It should be part of a holistic approach to brain health that includes proper nutrition, adequate sleep, physical activity, and mental stimulation. Relying solely on a supplement without addressing lifestyle factors will limit potential benefits. It is also crucial to consult with a healthcare provider before starting, especially for those on medication or with kidney-related health concerns, as the body excretes excess magnesium through the kidneys.

Sports Research Magnesium L-Threonate with Magtein® is a premium, targeted supplement for anyone prioritizing cognitive enhancement and sleep support. Its strength lies in the clinically-studied form's unique ability to support brain magnesium levels, directly benefiting memory, focus, and neurological relaxation. For students, professionals, aging adults, or biohackers, it represents a well-researched tool in the nootropic and wellness arsenal.

However, it may not be the ideal first choice for those seeking a general, budget-friendly magnesium supplement for muscle or bone health. The investment is justified by its specialized mechanism and clean, vegan formulation. We recommend it primarily for individuals whose main goals align with enhanced brain function and improved sleep quality, and who are willing to use it consistently for several weeks to evaluate its effects properly.

Overall, if your search intent is centered on finding a high-quality, bioavailable form of magnesium specifically for the brain, this bestseller stands out as a credible and effective option backed by both patent science and strong consumer trust. Ensure it complements a healthy lifestyle for optimal results.