Eating the right snack before a workout can help boost energy, support performance, and prevent early fatigue. The best snacks to eat before a workout include quick-digesting carbs and a source of protein. Bananamasa44 / Getty ImagesBananas make an ideal pre‑workout snack, especially if you’re exercising within 30 minutes. A half cup of low-fat cottage cheese with berries provides about 12 grams of protein and 12 grams of carbohydrates. Follow Us OnHow To Choose the Best Pre-Workout Snack for YouThe best pre-workout snack depends on your timing, workout type, and how your body tolerates food.