Practice: Wash with fresh yam 100g, steam for 30 minutes, peel and dip in sugar for proper consumption.

Efficacy: Taking yam regularly has the functions of invigorating spleen and stomach, nourishing lung and benefiting kidney.

Indications: loss of appetite, dyspepsia and weakness caused by spleen deficiency in middle-aged and elderly people, lassitude and fatigue caused by lung deficiency, shortness of breath, cough and asthma, soreness of waist and knees caused by kidney deficiency, etc.

2 ingredients of yam poria cocos cake: take 100g yam powder, 50g lotus seed powder, 50g coix seed powder, 30g poria cocos powder and 20g atractylodes macrocephala powder.

Efficacy: It has the functions of invigorating spleen, regulating stomach, invigorating middle energizer and benefiting qi.

Practice: add appropriate amount of sugar to the powder, stir well, add appropriate amount of baking powder and water, steam and cut into pieces to eat at will.

Indications: middle-aged and elderly people with weak constitution, fatigue and loss of appetite. 3 yam lotus seed porridge ingredients: yam 30g (or fresh yam100g), lotus seed15g, Euryale ferox15g, coix seed15g, rice100g,

Practice: Add appropriate amount of water to the above medicines and rice to make porridge.

Efficacy: It has the effects of invigorating qi, strengthening spleen, reinforcing middle energizer and stopping diarrhea.

Indications: Dyspepsia diarrhea, loose stool diarrhea, general weakness, palpitation and shortness of breath in middle-aged and elderly people.

4. Ingredients of yam mutton porridge: fresh yam 100g, mutton 50g, jujube 10g, rice 100g, which has the effects of warming spleen and kidney, benefiting stomach and strengthening intestine.

Practice: Wash and peel yam, cut into small pieces, wash and chop mutton, and cook porridge with yam, mutton, jujube and rice.

Indications: middle-aged and elderly people with spleen and kidney deficiency, dyspepsia, diarrhea in five shifts (diarrhea before dawn every day, but after diarrhea) and emaciation.