Precision Fuel & Hydration PF 30 Chew Mint & Lemon Our energy gums have a high carbohydrate-to-weight ratio, making them a great choice when you need to travel light. Each pack contains 2 gums that efficiently deliver 15g of carbohydrates each. Mint & Lemon flavored gums are a refreshing option when youre working hard in hot conditions. PF 30 Chew may be more satisfying to eat than gels during longer runs and when working at slightly lower intensities. They are a great way to vary your eating plan.