Macro or macronutrients are nutrients that your body requires in large quantities such as Fat, Protein, Carbs, Water, and Fiber.
Fat, Protein, Carbs provide 9, 4, and 4 calories per gram, Water and Fiber do not provide any energy. A good balance of these macronutrients is essential to your fitness goals.
To get your Macronutrients, simply input your Total Calories in a day and your proteins, carbs, and fat which you are taking from the total number of calories per day and put into the calculator.