Strong evidencemineral
Magnesium (Brain) for Brain Fog
Magnesium L-threonate (MgT) uniquely crosses the blood-brain barrier, increasing brain magnesium concentrations. This enhances synaptic density, NMDA receptor signaling, and long-term potentiation in the prefrontal cortex and hippocampus.
How strong is the research?
Strong evidence
Based on a randomised controlled trial (RCT) — the gold standard for establishing cause and effect.
Research source
SourceLiu G et al. · Journal of Alzheimer's Disease 2016How much to take
1000–2000 mg
Take with or without food. The 2000mg dose provides ~144mg elemental magnesium. Allow 4-6 weeks for full cognitive effects.
When to take it
Best taken: evening