50 lb. Champion's Choice Selenium "90" Trace Mineral Salt is a fine-screened bagged product specially formulated with trace minerals to help meet the requirements of beef cattle. The trace minerals complement the diet to help promote growth and optimize reproductive processes， and general animal well-being. Selenium is added as a supplement for use in selenium-deficient areas.FeaturesFine screened salt specially formulated with trace mineralsMeets the trace mineral requirements of beef and dairy cattle， swine， and horsesSelenium is included as a preventative measure against paralysis， heart failure， nutritional muscular dystrophy (white muscle disease) and reduced reproductive performance in older beef animalsSelenium is added as a supplement for use in selenium - deficient areasSpecificationsSize: 50 lb