what are the nutritional benefits of kale?
['Kale Is Among The Most Nutrient-Dense Foods on The Planet. ... ', 'Kale Is Loaded With Powerful Antioxidants Like Quercetin and Kaempferol. ... ', 'It Is an Excellent Source of Vitamin C. ... ', 'Kale Can Help Lower Cholesterol, Which May Reduce The Risk of Heart Disease. ... ', "Kale Is One of The World's Best Sources of Vitamin K."]