The benefits of eating iron stick yam are as follows: first, the spleen and stomach, benefit qi nourishing yin, so the older people appear sore knees, dizziness, increased urination and other symptoms, you can properly eat some iron stick yam, through its spleen, benefit qi nourishing yin role, can be good to correct the symptoms of old age. Secondly, it can assist in lowering blood sugar because the mucopolysaccharide in yam has a strong promoting effect on the improvement of insulin sensitivity. Third, in the prevention and treatment of cancer has certain benefits, because research shows that yam can inhibit the proliferation of tumor cells, and can reduce the toxic effects of anti-tumor drugs, so for tumor patients to properly eat some iron stick yam, to enhance immune function is very obvious benefits.