With the Free Online Macros to Calories Calculator, you can precisely convert your macros into calories.
You can enter any amount of protein, carbs, and fat to instantly calculate the total calories. The calculator uses precise conversion values, with 4.1 kcal per gram for protein and carbs, and 9.3 kcal per gram for fat. It also works in reverse if you already know your total calories, allowing you to divide them into macros based on your preferred ratio.
Instructions
Macros to Calories:
Protein (g): Enter the amount of protein in grams that you consume throughout the day.
Carbohydrates (g): Enter the amount of carbohydrates in grams that you consume throughout the day.
Fat (g): Enter the amount of fat in grams that you consume throughout the day.
Calculate: Click on the "Calculate" button to determine your total caloric intake based on the macronutrients entered.
Results: Your total calorie count will be shown below the input fields, based on the amounts of protein, carbs, and fat you entered. The calorie count is given in kilocalories (kcal).
Calories to Macros:
Calories (kcal): Enter your total daily calorie target.
Macro Sliders: Adjust the sliders for protein, carbs and fat to set your desired percentage split.
Macro Distribution: The tool will automatically calculate how many grams and calories of each macronutrient your selection corresponds to.
Total Check: The sum of all macro percentages must equal 100%. A warning will appear if the total is incorrect.
All details and more information on this topic can be found in this article: Nutrition Basics