Natural foods include bitter gourd, tea, lotus seeds, mung beans, coix seed, watermelon and so on. Bitter gourd: "It's better to take tonic if you eat hard in hot weather." Bitter vegetables, bitter gourd is the first choice. Bitter gourd is rich in nutrition and has the functions of relieving summer heat, improving eyesight and detoxifying. Tea: Green tea contains a lot of potassium, which can replenish potassium lost by the body in time and improve heat resistance.

Natural food often refers to those foods that grow in nature and have not been processed or only undergone a small amount of processing. Because these foods only rely on organic fertilizers, do not apply chemical fertilizers, and do not contain various chemical additives such as preservatives, emulsifiers and artificial colors artificially added during processing. Although some of them can cause cancer, some people still think that natural food is nutritious and healthy.

Nowadays, pesticides, additives, preservatives and genetically modified foods are flying all over the sky. When buying food, consumers often pay more attention to choosing those pure natural, pollution-free, nutritious and healthy foods. Many products are packaged with words such as "pure natural", "pollution-free", "pollution-free", "wild" and "organic" to attract consumers' attention.