(1) Vegetables: contain more vitamins and minerals.

The content of iron is also high, which has the functions of nourishing five internal organs, dredging blood vessels and moistening intestines.

(2) Sweet potato: promote intestinal peristalsis and prevent constipation.

(3) Banana: It has low sodium content and no cholesterol, and has the functions of nourishing yin, moistening lung, clearing away heat and promoting fluid production, moistening intestine and relaxing bowels.

(4) Walnut: It can reduce the absorption of cholesterol in the intestine.

(5) Pine nuts: known as "longevity fruit", have the function of softening blood vessels and preventing atherosclerosis. Because pine nuts contain a lot of fat and have the effect of moistening intestines, it is effective for the elderly with constipation to eat pine nuts often.

(6) Honey: It can clear away heat, tonify the middle energizer, detoxify, moisten dryness and relieve pain. Taking honey can moisten the lungs and relieve cough, moisten the intestines and relax the bowels, nourish and tonify the middle energizer, enhance the brain power and strengthen the body. Application: neurasthenia and insomnia, drink a cup of honey water before going to bed every night.