Focus Supplement

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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 2000mg with patented Magtein® for superior brain health, memory, focus & sleep support. High-absorption, vegan, non-GMO. 90 capsules. Shop now!

4.7 (1,800)

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January 15, 2026

Magnesium L-Threonate: A Complete Guide to Brain Health, Sleep & Focus

Discover the science behind Magnesium L-Threonate (Magtein®). Learn how this high-absorption form supports memory, focus, restful sleep, and overall cognitive function. Explore benefits, dosage, and find a quality supplement.