It is not clear which foods can protect the heart. It is recommended to have a low-salt and low-fat diet and eat more foods rich in vitamins and trace elements, which are beneficial to the heart. In your regular diet, you should eat low-salt and low-fat foods that are high in vitamins and protein, such as seaweed, shiitake mushrooms, fungus, spinach, red dates, strawberries, oranges, bananas, beef, eggs, tofu, and so on. These foods are rich in vitamins, trace elements, dietary fiber, high quality protein, etc., which can replenish the nutrients needed by the body, and are good for the body. In addition, attention should be paid to avoid eating foods high in salt and fat, such as pickles, fatty meats, fried chicken and so on. You should also pay attention to quit smoking and drinking, exercise properly, and avoid overwork.