Avoid all excitotoxins all MSG, aspartame, hydrolyzed protein, isolated protein, protein drinks, soy products and soy proteins, Portabella mushrooms, sodium or calcium caseinate, stock, broth and natural
flavoring. All of these are major triggers for migraine.
Increase your magnesium, It can take a long time for oral magnesium to raise depleted brain levels to normal, as much as 6 months.
Vegetables are high in magnesium, so increase your vegetable intake.