150 card. Rice noodles are made by grinding rice into powder, so the heat is not too high. A bowl of boiled or steamed rice flour contains only 150 calories, which is low in calories. Rice flour contains carbohydrates, low fat or fat, and a small amount of protein, which has high nutritional value and is easy to feel full. The calorie of food refers to the nutrients that can provide heat energy in food, which enter the human body through the digestive tract and are released into the energy needed for human activities through metabolism.