31 Strange Causes of Headaches That Have Nothing to Do With Dehydration

20. Underlying Vitamin Deficiencies: The Missing Nutrients

Woman taking vitamins and supplements at home in her kitchen. Photo Credit: Envato @phoenixproduction

Lack of key nutrients can be a silent headache trigger. Deficiencies in magnesium, vitamin D, B vitamins (especially B2 and B12), and CoQ10 have been linked to frequent headaches and migraines. Magnesium, in particular, helps regulate nerve function and relax blood vessels, preventing tension headaches. If you’re getting frequent headaches, consider getting a blood test to check for deficiencies and incorporating more nutrient-rich foods or supplements into your diet.

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