Kale is a very versatile and nutritious green leafy vegetable. It is a widely popular vegetable since ancient Greek and Roman times for its low fat, no cholesterol but health benefiting anti-oxidant properties.
It is very rich in vitamin A, 100 g leaves provide 512% of RDA. Vitamin A is required for maintaining healthy mucus membranes and skin and is essential for vision. Foods rich in this vitamin are known to offer protection against lung and oral cavity cancers.