Solid evidencemineral
Magnesium Oxide for Headaches/Migraines
Magnesium deficiency is found in up to 50% of migraine sufferers. Magnesium blocks cortical spreading depression, regulates NMDA glutamate receptors, inhibits excessive platelet aggregation, and stabilizes serotonin receptor signaling.
How strong is the research?
Solid evidence
How much to take
400–600 mg
For migraine prevention, 400-600mg elemental magnesium daily is recommended. Allow 3 months for full preventive effect.