21. Milk
The act of drinking alcohol can raise your blood sugar temporarily. However, during the process of breaking down the ethanol in your body, your blood sugar dramatically decreases. A common symptom of low blood sugar, or hypoglycemia, is a headache (as if other factors weren’t causing a big enough one, already). Drinking a glass of milk after waking up with a pounding headache can help get your blood sugar back to normal in addition to replenishing your body of nutrients that the alcohol you consumed the night before has stripped away. And now, let’s see what else we have in our list of best foods for a hangover headache.