A Grade, High Quality, No Pests, Hard Cover of Leaves. Cabbage is a cruciferous vegetable, which is loaded with health-benefiting properties. This multi-layered veggie is a powerhouse of vitamins A, B1, B2, B6, E, C, K, and minerals like calcium, iron, iodine, potassium, sulphur, phosphorus and folate. Cabbage is a superhero among the category of leafy vegetables.