1, the calcium content of Chinese cabbage per100g is 410-1350mg. Chinese cabbage, also known as Chinese cabbage and cauliflower. Annual or biennial herbs of Brassica in Cruciferae, 30-50 cm high, all hairless; Stems erect or ascending. Originated in the south of China, it is made of Chinese cabbage which is easy to bolting and cultivated and domesticated for a long time, and has formed different types and varieties. Mainly distributed in Guangdong, Guangxi, Taiwan Province, Hongkong, Macau and other places. Japan was successfully introduced in the late 20th century.

There are many varieties of Chinese flowering cabbage itself, and there are differences in Chinese flowering cabbage according to different growing regions, among which Guangdong flowering cabbage and red flowering cabbage are the most famous.

2. The calcium content of Chinese kale per100g199mg.

Chinese kale is an annual herb in Cruciferae. Originated in China, it is cultivated in Guangdong, Fujian and other provinces. Produced in late autumn to spring. Chinese kale has a long petiole, long inverted leaves, dark green color, white powder on stems and leaves, fragrant smell, soft texture and delicious taste. It is a green vegetable with more vitamins in leafy vegetables. The edible part of Chinese kale is a cauliflower with leaves, because Chinese kale contains a lot of starch, and its taste is not as soft as that of Chinese cabbage, but it is very crisp and has a unique flavor. Because the leaves are green, kale has become a very popular dish at the feast.

3. Amaranth contains calcium per100g180mg. Amaranth, formerly known as Amaranth, is also known as Yanlaihong, Laonian, Laolaishao and Tricolor Amaranth. Native to China, Indian and Southeast Asia, China has been eaten as a wild vegetable since ancient times. As a vegetable, China and India are the majority, and China is more in the south than in the north. There are some amaranth varieties with excellent quality and high nutrition in the south of China. Amaranth is gradually recognized and developed by people, because of its strong resistance, easy growth, drought resistance, humidity resistance and high temperature resistance, and the rare occurrence of pests and diseases, and its high nutritional value.