Foods that contain less purines are as follows: 1. various cereals, such as rice, millet, corn, oats, buckwheat, which often contain very little purines. 2. potatoes, such as potatoes, sweet potatoes, which also contain very low purines. 3. vegetables, such as cucumber, winter melon, bitter melon, tomatoes, which also contain very little purines. 4, Fruits, such as apples, oranges, bananas, oranges.