Protein carbs fat

Percents should sum to 100%.

P+C+F should sum to 100%. 4 kcal/g protein & carbs; 9 kcal/g fat.

FAQ

How are grams from percentages computed?

Calories are split by P/C/F % that should sum to about 100% (small tolerance). Protein and carbs use 4 kcal/g, fat uses 9 kcal/g.

Does the decimal separator matter?

This calculator uses plain decimal numbers. If a result looks wrong, check whether you used a comma instead of a dot (or vice versa) where the field expects one.