Kambu | Pearl Millet is the most widely grown type of millet. It has been grown in Africa and the Indian subcontinent since prehistoric times. What are the benefits of Kambu | Pearl Millet? Kambu has 8 times Iron content higher than in Rice. The rich Iron content in Kambu aids in improving the hemoglobin level in the blood and prevents anemia. It is also rich in fiber, protein, minerals such as magnesium, zinc, manganese, folic acid, amino acids, lecithin, potassium, B complex vitamins, and calcium . Health Benefits of Pearl Millets. Pearl millet is a very rich source of iron Recently, new variants of pearl millet are being conventionally cultivated, which provides a higher level of dietary iron to women. Iron deficiency causes generalized fatigue and impairs mental development as well.