Cabbage

Originating in East Asia, Chinese cabbage is a popular ingredient in many Oriental dishes.

An excerpt from the article 19 facts about cabbage

More widely known as pak choi or bok choi, it is usually prepared by steaming or sauteing. In addition to vitamins K and C, pak-choi is also rich in vitamin A (30 percent of the daily recommended serving in 100 g) and calcium.