Yeast is highly effective and economic in improving animals growth, daily gain, feed efficiency and reproductive performance. Function and use:1. Is a quality protein ... to reduce costs. 2. Rich in a variety of vitamins and carotenoids, especially rich in vitamins B, can prevent vitamin B ... can be used in diets for various animals, poultry, fish and shrimp, and the usage(kg) is as follows: Cattle:50-60g ...