Cabbages are a large round ball with tightly packed leaves, making them much heavier than they look. They are pale green in colour, fading down to a white colour. Cabbage is crunchy and can be quite sweet to taste. Storage Cabbage should be kept in a plastic bag in the fridge for 3 ? 4 days. Nutrition Cabbage is a good source of Vitamin C. Vitamin C aids the body in healing itself as well as boosting the immune system. The darker green cabbage leaves also contain Vitamin A which is great for eyesight. Cabbage is also an excellent source of dietary fibre promoting bowel health. Ideal Use Cabbage is in several popular dishes such as coleslaw. It is also eaten boiled or steamed as a side dish.