Availa?Mn 80 (manganese amino acid complex) is a nutritional feed ingredient for animals that contains 8 % organic manganese. The trace mineral manganese is required by animals for several functions, including: immunity, reproduction, digestion, metabolism and healthy bone growth. In addition, when an animal has the proper balance of trace minerals it is better able to cope with the challenging effects of stress. Availa-Mn, from Zinpro Performance Minerals?, is built on a unique, patented molecule that consists of one metal ion bound to one amino acid ion ? called a metal amino acid complex. Zinpro Performance Minerals provide the highest biological efficacy of any trace mineral products on the market. For more than 45 years, Zinpro Performance Minerals have delivered positive animal performance responses and a strong return on investment in operations around the world