The main component of rice is carbohydrate, and the protein in rice is mainly protamine, and the composition of amino acids is relatively complete, which is easy to be digested and absorbed by human body. The contents of minerals, dietary fiber and B vitamins in brown rice are higher than those in polished rice, but the content of lysine in rice is lower.

In human daily diet, carbohydrates should account for 60%~70% of the total energy in the whole day. Take an adult woman as an example. She should eat about 3 to 6 servings of cereal every day.

As long as you eat a normal diet, you won't get fat if you eat rice. The specific weight can be determined according to your physical condition and activity.

On the contrary, if you don't eat rice at all or even give up all grains to lose weight and eat meat instead, or only eat fruits and vegetables to satisfy your hunger, you will consume more calories and increase your chances of getting fat.

White rice is one of the most common staple foods in China, especially in southern China, and it is the main source of energy and nutrition. The human body converts food into calories needed by the body through the digestive system to cope with the body's basic metabolism and daily work activities.

Calories, kilocalories, calories and kilojoules are all units of heat.

Calories are defined as the heat required to raise 1 gram of water 1 degree Celsius at 1 atmospheric pressure. 1 kcal is equal to 1000 kcal, about 4 186 joules, which is equivalent to kcal per kilogram of engineering units. Mostly used in nutrition measurement and fitness manual.