Nutrition calculators

Tools to go from food to numbers: how much energy your body uses in a day and how much protein you need. Free, no sign-up, with the formula and sources in plain sight.

What they are for

With your daily calories you can see what share each dish takes: a taco, a slice of pizza or a holiday dinner. With protein, how much chicken, egg or lentils it takes. Every food's data is in the food profiles and the calorie table.

Coming soon: how to read a nutrition label and why two tables give different numbers.