(1) Arctium lappa L. has obvious functions of lowering blood sugar, lowering blood lipid, lowering blood pressure, tonifying kidney and strengthening yang, moistening intestine and relaxing bowels, inhibiting the proliferation and diffusion of cancer cells and removing heavy metals from water, and is an ideal natural health food.

(2) Burdock has the effects of dispelling wind and dissipating heat, detoxicating and detumescence, and can be used for wind-heat cold, cough, sore throat, constipation caused by wind-fire disturbance, dizziness, tinnitus, deafness and blurred vision, and for external use to treat wind-heat toxic head and face swelling, heat toxic toothache, gingival swelling and pain, carbuncle and erysipelas.

2, the efficacy of yam:

(1) Yam contains amylase, polyphenol oxidase and other substances, which can strengthen the spleen and nourish the stomach, promote digestion, and improve spleen and stomach weakness, fatigue, diarrhea and other symptoms;

(2) Yam is rich in nutrition, which can provide the nutrients needed by human body, strengthen the body and nourish kidney meridian. Regular consumption of yam can improve the symptoms of soreness and weakness of waist and knees caused by kidney deficiency;

(3) Yam is also beneficial to relieving cough and lowering blood lipid in the lung, and it is a good food for patients with cough and diabetes.