Kale: The Worlds Most Potent Super Food
Brain Octane! What bumps kale up the superfood chain is its abundance in phytochemicals, substances associated with the prevention of cancer, diabetes, cardiovascular disease, and hypertension – four of the leading cause of death in Western countries. Phytochemicals are believed to help prevent cell damage, prevent cancer cell replication, and decrease cholesterol levels. Kale is very high in beta carotene, vitamin K, vitamin C, and rich in calcium. Kale is a source of two carotenoids, lutein and zeaxanthin. Kale, as with broccoli and other brassicas, contains sulforaphane (particularly when chopped or minced), a chemical with potent anti-cancer properties. Boiling decreases the level of sulforaphane; however, steaming, microwaving, or stir frying does not result in significant loss. Along with other brassica vegetables, kale is also a source of indole-3-carbinol, a chemical which boosts DNA repair in cells and appears to block the growth of cancer cells. Kale ha...