Calculate 40/40/20 macros: enter your daily calories to get grams of carbs, protein and fat, or enter macro grams to check calories and the split.
Using this calculator
Choose macro targets from calories, or calories from macro grams, then enter the values shown. The calculation uses 4 kcal/g for carbohydrate and protein and 9 kcal/g for fat. Review the assumptions shown with the result.
