1, the biggest difference between kale and choy sum is that they are not the same kind of vegetable at all, people say kale is a kind of collard greens, and choy sum is a kind of cabbage, one is collard greens, one is cruciferous.

2, kale this vegetable has a large number of natural glycosides exist, which is a natural anti-cancer component, this substance does not exist in the heart of the vegetable, that is to say, kale has anti-cancer effect, while the heart of the vegetable does not.

3, there is a large amount of crude fiber in the heart of the vegetable, which is unsurpassed by kale, people can speed up the gastrointestinal movement after eating, to help digestion, but also provide some water for the intestinal tract to accelerate the discharge of stools, and a large amount of vitamin C in the heart of the vegetable, but not in the kale.