Parboiled Rice is a better source of fiber, calcium, potassium and vitamin B-6 than regular white rice. Parboiling makes white rice nutritionally similar to brown rice. Organic Parboiled Ponni Rice has a unique aroma and texture. It rice improves heart health, blood circulation and is good for diabetic patients as it has a low glycemic index. It has fine grains, is slender and contains 2 to 4 times as much thiamine and niacin as milled raw rice and rather more riboflavin.