Lotus seed yam porridge as food does not have therapeutic efficacy and effect, but it is rich in nutrients, which can provide the body with carbohydrates and other nutrients. Lotus seed has high energy, every 100g lotus seed has 1509KJ of calories, of which 17.2g protein, 2.0g fat, 67.2g carbohydrates, potassium 846mg, magnesium 242mg, calcium 97mg, phosphorus 550mg, nutrient rich. Yam belongs to potato vegetables, every 100g of yam has 251KJ of calories, including 84.8g of water, 1.9g of protein, 0.2g of fat, 12.4g of carbohydrates, in addition to the yam contains calcium, phosphorus, potassium, sodium, magnesium, iron, zinc and other minerals, with high nutritional value. Lotus seed and yam have certain nutritional value, drinking lotus seed and yam porridge is good for the body, can provide energy and nutrients for the human body, maintain the normal physiological function of the body. As it contains more carbohydrates and is more easily absorbed, diabetics need to control their intake. The nutritional value of any food is limited, it is recommended to maintain dietary diversity, eat more fruits and vegetables to ensure balanced and comprehensive nutritional intake.