Your body needs carbohydrates. They are broken down into glucose for use in your body’s cells, primarily as fuel. And this fuel is why marathon runners load up on carbohydrates before the big race.
Obviously, binging on carbs isn’t recommended for normal day-to-day consumption. And despite the low-carb diet craze, authorities like the Mayo Clinic encourage 225 to 325 grams of carbohydrates per day.