Patients with renal insufficiency can eat red dates, because renal insufficiency is a chronic disease with more complications, lower resistance and easy to combine with infection. Dietary principles are low salt and adjust the water intake according to the amount of urine, high-quality low protein diet, fat intake should be limited, and at the same time to ensure sufficient calories, vitamins and micronutrients intake. Red dates can enhance the energy of the organism, replenish qi, replenish blood, can prevent anemia, enhance human immunity, disease resistance, reduce serum cholesterol, improve blood albumin, and is conducive to the physical rehabilitation of patients with chronic renal insufficiency. Red dates are rich in vitamin C, a variety of amino acids, sugar, vitamin A, vitamin B2, especially the content of vitamin C is much higher than citrus and duck pear, which is beneficial to patients with renal insufficiency.