1, lotus root. "Lotus is a treasure, and Hà Thu is the most nourishing." After the cold dew, the air is dry and people are easily agitated. At this time, you should eat more foods that clear your heart and moisten dryness. Lotus root is rich in trace elements such as iron and calcium, plant protein, vitamins and starch, which has obvious effects of appetizing, clearing away heat, moistening dryness and quenching thirst, clearing away heart fire and calming nerves, nourishing blood and benefiting qi, and can also enhance human immunity.

2. Hawthorn. "cold dew harvests hawthorn, and the first frost planes sweet potatoes." Cold dew hawthorn is red, and the calcium content of hawthorn is the highest among autumn fruits, with 52 mg of calcium per 100 grams of pulp. Pregnant women and children have a great demand for calcium, so these two groups of people might as well eat some hawthorn after meals.

3. peaches. Cold dew peach is a late-maturing peach variety in the north, and its maturity is around cold dew peach, so it is named "cold dew peach". Peaches are sweet and warm, and it is easy to get angry if you eat too much. In severe cases, sores will occur, especially those who are prone to sores due to excessive internal heat. Adults had better not feed peaches to babies, because peaches contain a lot of macromolecular substances, and babies have poor gastrointestinal dialysis ability and cannot digest these substances, which is easy to cause allergic reactions. In addition, it is best not to eat immature peaches to avoid abdominal distension or diarrhea.

4, grapefruit. Pomelo tastes shabby, and it can eliminate phlegm and relieve cough, strengthen stomach and promote digestion, reduce swelling and relieve pain. It is suitable for gastropathy, dyspepsia, excessive phlegm and asthma. Grapefruit is famous for its rich vitamin C. Most of the organic acids it contains are citric acid, which can relieve human fatigue. Is beneficial to patients with cardiovascular diseases and obesity.