Brewer Yeast is an ingredient widely used in the making of beverages, nutritional supplements and bread. It comes with a bitter taste. This is a rich source of chromium that enables the body to maintain normal blood sugar levels. In addition to this, it is also a great source of Vitamin B. This is probiotic in nature having small organisms; hence this is used in maintaining the proper functions of the digestive tract. It contains protein, selenium, potassium, iron, zinc and magnesium that enhance the energy levels of the body and boost the immune system.