In daily life, most people eat sweet potatoes, taro, potatoes, white radishes, carrots and lotus seeds.

Sweet potato contains a lot of crude fiber, which can promote people's intestinal peristalsis, feel full, make people eat less and not gain weight, and at the same time promote defecation and avoid constipation.

Taro is rich in albumin, which can improve human immunity. Winter is a period of frequent diseases, and eating more taro can better resist diseases.

Radish includes white radish, carrot, and various vitamins and other nutrients. As the saying goes, eat radish in winter and ginger in summer. Radish is beneficial to qi, and eating more in winter can benefit qi.

Potatoes and lotus seeds belong to starchy fruits, which are rich in starch, and people feel full after eating them. They can replace both polished rice and refined flour. Glycogen decomposes slowly and will not cause diabetes to people.

Many people who exercise mostly eat potatoes and use potatoes instead of staple food to avoid too much and too fast conversion into fat.