Potatoes are particularly rich in nutritional value, including starch, protein, dietary fiber, fat, crude fiber, calcium, phosphorus, iron, potassium, thiamine, riboflavin and nicotinic acid. Carotene, vitamin A B C, amino acids, trace elements, etc. Among them, the vitamin C content of potatoes is about 4 times that of apples, the B vitamins are 4 times that of apples, and various minerals are several times to dozens of times that of apples.

Potatoes are one of the anti-aging foods. When it comes to nutritious and anti-aging foods, people often think of high-grade rare foods such as ginseng, bird's nest and royal jelly, but rarely think of "popular goods" such as potatoes. In fact, potatoes are rich in B vitamins such as vitamin B 1, B2, B6, pantothenic acid, and a lot of high-quality cellulose, as well as trace elements, amino acids, protein, fat and high-quality starch. These components play an important role in the process of anti-aging and disease prevention.

The vitamin content of potato [3] is twice that of carrot, three times that of Chinese cabbage and four times that of tomato, and the vitamin C content is the highest among vegetables. Potatoes have a certain laxative effect, and the starch contained in potatoes is a kind of resistant starch, which has the effect of contracting fat cells. Potatoes are very good food, high in potassium and low in sodium, which is very suitable for obese people with edema. In addition, its potassium content is almost the highest among vegetables, so it also has the effect of stovepipe.