Chronic migraine sufferer here, male -- symptoms now well under control. Hope this may be useful to someone. Triggers in my case are almost entirely chemical,

Chronic migraine sufferer here, male -- symptoms now well under control. Hope this may be useful to someone. Triggers in my case are almost entirely chemical, with a delay of ~18 hours from ingestion to aura. The list: - MSG - sodium nitrate or nitrite - celery powder (added by makers of sausage and jerky to dodge disclosure of sodium nitrate/nitride) - aspartame - many fermented foods: yogurt, cheese, ... - raw onions, garlic - red grapes, red wine