Okinawa Flat Belly Tonic Nutrient and Mineral Blend: Okinawa Flat Belly Tonic contains around twelve nutrients and minerals, every one of which is dosed at 100% of your suggested day by day esteem. A portion of these nutrients incorporate riboflavin, thiamin, niacin, nutrient B6, nutrient B12, selenium, chromium, and biotin. These nutrients and minerals are crucial for your general wellbeing and help support a characteristic, solid digestion.