The nutritional value of kale is as follows:

1. Kale is rich in vitamins A, C, calcium, protein, fat and plant sugars;

2. Kale contains organic alkali, which gives it a certain bitter taste, can stimulate people's taste nerves and increase appetite;

3. Kale contains a unique bitter ingredient called Golden Rooster Nashuang;

4. Kale contains a large amount of dietary fiber, which can prevent constipation.

Kale, a one- or two-year herbaceous plant in the genus Brassicaceae that uses flower sprouts as its products. The fat and tender flower sprouts and young leaves are eaten. They are crisp, tender and sweet. Originated from Guangdong, China. Because the stems are strong and upright, the cells are tightly organized, contain little water, and the skin has a layer of wax, they are chewy but not hard, brittle but not tough.