What is This Calculator?

This tool estimates your net caloric intake by subtracting the "Thermic Effect of Food" (TEF). TEF is the energy your body uses to digest, absorb, and process nutrients. Protein has a much higher thermic effect than carbs or fats.

Thermic Effect of Food Calculator

Total Calories:

Protein (% of total calories):

Carbohydrates (% of total calories):

Fat Optional:

Protein TEF (%):

Carbs TEF (%):

Back to Home