Vitamin E Fortified Selenium Zinc Yeast ensures good protection against avian influenza, infectious bronchitis, infectious bursal disease, new castle disease. The Selenium Zinc Yeast gets deposited in the tissues and remains there for a longer period when myxoviruses prey on selenium and as a result it attenuates myxoviruses and is a functional part of the antioxidant enzymes. The Selenium Zinc Yeast has zinc that is an essential element in the metabolic process of a living cell, protects the tissues and maintains the integrity by preventing the invasion of pathogens and also simulates the epithelial cells to produce antibodies and thereby enhances the immunity against viral infections including myxoviral infections. The Selenium Zinc Yeast contains copper that is vital in the body as a component or co-factor in enzyme systems involved in metabolism and immune functions. The Selenium Zinc Yeast contains vitamin-E that improves health, body defences and livability in poultry and farm animals. The Selenium Zinc Yeast has composition of organic selenium, zinc, and yeast complex with copper and natural vitamin-e. The Selenium Zinc Yeast enhances cell integrity and protects mucosal cells against invasion of viruses, stimulates humoral and cell mediated immunity, prevents associated bacterial infections and attenuates myxoviruses. The Vitamin E Fortified Selenium Zinc Yeast is offered in 1 kg poly container, 10 kg and 25 kg poly laminated paper bags.