1. Menadione Nicotinamide Bisulfite can increase the efficiency of absorption and utilisation of nutrients in the feed for animals, and promote the growth and development of animals. 2. Menadione Nicotinamide Bisulfite has a certain immunomodulatory effect. It can improve the disease resistance of animals, promote the proliferation and differentiation of immune cells, and enhance the immune function of the body. 3. Menadione Nicotinamide Bisulfite can improve the quality of feed and increase the nutritional value of feed. It can increase the stability of oxidised lipids in feed, extend the shelf life of feed and reduce the loss of nutrients in feed. At the same time, it can also reduce harmful substances in the feed, such as mycotoxins, and improve the taste of the feed, and increase the animal's uptake of the feed.