Organic 3" Starts. Sweet, tender leaves, Voted the best-tasting in our taste tests, with white ribs and blue green leaves. White Russian Kale is packed with essential nutrients. It is an excellent source of vitamins A, C, and K, which contribute to immune function, skin health, and strong bones. Additionally, it contains fiber, antioxidants, and minerals like calcium and iron, making it a powerhouse of nutrition that supports overall well-being.