Kale is a highly nutritious leafy green vegetable that contains a range of beneficial nutrients. It is rich in vitamin A, vitamin C, vitamin K, lutein, zeaxanthin, potassium, fiber, folate, calcium, vitamin B6, copper, and manganese. These nutrients contribute to various health benefits. For eye health, vitamin A supports vision, and lutein and zeaxanthin reduce the risk of macular degeneration and other age-related eye diseases. For bone strength, calcium and vitamin K are essential. Calcium helps maintain the health of bones and teeth, and vitamin K is critical for bone health, reducing the risk of osteoporosis.