Cabbage is a sweet potato genus light calyx group of plants, native to East Asia, is now widely cultivated as a vegetable, or sometimes escaped into the wild state, cabbage is non-toxic, harmless, and contains rich nutritional value, so that cabbage is poisonous is false.

Crude cellulose content of cabbage is rich, this edible fiber is cellulose, hemicellulose, lignin, gum pulp and pectin and other components. Empty cabbage is alkaline food, and contains potassium, chlorine and other elements that regulate the balance of water and liquid, after eating can reduce the acidity of the intestinal tract, and also contains niacin, vitamin C and other nutrients in abundance.