Kale is a leafy green cultivar of the Brassica Oleracea species,which also includes broccoli,cauliflower,cabbage,collard greens etc.It is one of the last vegetables to be harvested before harsh,hungry winters. Nutrition Facts: Kale contains a huge amount of Vitamin K,Vitamin A,C,Copper and Manganese.There are decent levels of potassium,calcium,iron,dietary fiber,vitamin B-6 ,thiamine,niacin,folate etc. Nutrition Facts: Serving Size =