neuroprotectiveEVIDENCEBUSOTC
Magnesium L-Threonate
aka Magtein · MgT
MIT-developed magnesium that crosses the blood-brain barrier. Shown to enhance synaptic density and reduce 'brain age'.
Dose range1000–2000mg
Half-life6h
Onset—min
Safety5/5medium evidence base
Mechanism of action
L-threonate enables BBB crossing. Increases CSF magnesium ~15%. Enhances NMDA receptor signaling.
Benefits
Increased brain magnesium levels
EVIDENCEASlutsky 2010 Neuron.
Reduced 'brain age' by 9 years (human trial)
EVIDENCEBLiu 2016.
Side effects
- Drowsiness (often dosed at night)commonmild
- Mild GI discomfortuncommonmild
Where to buy
Affiliate links| Vendor | Product | Size | Price | Per unit | |
|---|---|---|---|---|---|
| Nootropics DepotFeatured 4.8 | Magtein Magnesium L-Threonate, 60ct (1000mg) | 60 × 1000mg | $49.99 | $0.83 | Buy |
| Double Wood Supplements 4.4 | Magtein Magnesium L-Threonate, 90ct (2000mg) | 90 × 2000mg | $34.99 | $0.39 | Buy |