The thermic effect of food (tef) is the amount of energy the body needs to digest, absorb, metabolize, and store the food you consume. though the tef varies depending on the type of food consumed, what percentage of calories in the food is generally used for tef?
(a) 45%
(b) 0 to 3%
(c) 20 to 30%
(d) 10%

10%

Explanation:

The thermic effect of food is the energy which is used to eat, metabolize and digest food. Thermogenesis is different for the each food that we eat.

Approximately 10 % of the total energy that we eat is used for thermogenesis and other process.

The food that we eat includes carbohydrates, fats, proteins and approximately 10 of the food energy is used for the processes like digestion and metabolism.

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