Eggs
 

Eggs

No matter how you like yours in the morning, eggs are low calorie, high in protein and, according to the journal Nutrition and Food Science, packed with health-boosting nutrients like vitamin D and choline. While the sunshine vitamin has been proven to reduce blood pressure and body fat, choline is known to unscramble your liver after a night on the booze – there's science behind eggs as a hangover cure, you know.