Patients with high uric acid can eat yam because yam is an alkaline food, a purine-free food, so eating yam will not raise the blood uric acid concentration and thus aggravate the patient’s condition. Moreover, yam is a food that is easily available in daily life and also has a very rich nutritional value. Yam can strengthen the body, also can beauty, but also has a deficiency, anti-aging effect, can also nourish the blood, with nourishing Yin and Yang, support the role of evil. Yam is sweet in taste, cool and moist, and can enter the lung, spleen and kidney meridians. And yam also has certain to improve the body’s resistance, anti-tumor, anti-cancer effect, can make people prolong life, yam is rich in calcium, phosphorus, iron and other mineral elements, so patients with high uric acid consumption, can nourish and enhance nutrition.