Safety fears and conspiracy theories about the feed additive Bovaer have been circulating on social media, but the maker and Australia’s peak livestock body are defending its use. Safety fears and conspiracy theories about the feed additive Bovaer have been circulating on social media, but the maker and Australia’s peak livestock body are defending its use. Beef Cattle Farming, Beef Cattle Feedlots, Supermarkets and Grocery Retailers, Greenhouse Gases Latest business news