Oatmeal,Greek yoghurt,peanut butter,nuts,raisins.@WebMD

Carbs are a source of energy, which means they can keep you going strong while you exercise. 💪 Experts recommend fueling up 1 to 3 hours beforehand with a combo of carbs and protein, like oatmeal, Greek yogurt, peanut butter, or nuts and raisins.