Health benefits of Karuppu Kavuni rice: Karuppu Kavuni rice is high in Fibre and packed with antioxidants properties. The compounds – anthocyanin and phytonutrients help combat bad cholesterol (LDL) and aid in keeping overall cholesterol levels under check. Black Rice is a great source of Protein, Vitamin E, B2, B3, Beta-Carotene, and many other naturally available nutrients such as Calcium, Magnesium, Chromium, Phosphorous, Iron, Zinc, and Copper.