Karunguruvai rava-கருங்குறுவை ரவைKarunguruvai rice is a highly nutritious, iron rich traditional South Indian red black rice, packed with antioxidants (anthocyanin), fiber, and vitamins. It boosts immunity, aids digestion, manages blood sugar, and is used in traditional medicine to treat skin diseases, arthritis, and remove toxins. Key Health Benefits of Karunguruvai Rice: Immunity & Strength: Known to boost immunity, increase stamina, and treat nerve related issues. Disease