Rice N Shine Heart Healthy Meal Supplement rice bran oil is one of the richest known sources of minerals, vitamins and antioxidants available today, and until Rice Patty was made available it had been considered useless! Flex Protex Capsules use NutraCea's RiSolubles as the base component, next it is filled with joint essentials. it is all natural and offers you a balanced, natural combination of minerals, antioxidants, phytonutrients and vitamins produced to stimulate general joint wellness.