Artemisia annua, also known as Artemisia vulgaris, artemisia annua as a common food, no drug effects and contraindications, but can provide the body with carbohydrates, vitamins and other aspects of nutrition. 100 grams of artemisia contains 18 calories, of which 3.65 grams of carbohydrates, 0.85 grams of protein, 0.3 grams of fat, 39 milligrams of calcium, 19.5 milligrams of vitamin C, 0.5 milligrams of iron. Eating rutabagas in moderation can provide the body with certain macronutrients such as carbohydrates, fats and proteins, and at the same time can supplement calcium, vitamins and other kinds of nutrients, which is beneficial to the health of the body, and can help to maintain the normal function and operation of the human body. However, if excessive consumption of artemisia herb may lead to other nutrient intake obstacles, resulting in malnutrition and nutritional imbalance and other problems, it is recommended to eat with meat, grain, in order to nutritional balance.