What is healthy to eat?

Every kind of food has substances beneficial to human body. In addition to toxic substances, we should pay attention to diversity in diet and avoid single nutrition. From a scientific point of view, we should eat less high-temperature fried, pickled and moldy food. In addition, don't eat too much of each food, and pay attention to less salt and low sugar. It's no use talking too much. The above brief introduction, I hope it can bring you health.