Vitamin E and Selenium work as antioxidants that help to mop up free radicals and are essential for optimum bodily function. VitaSel-E™ is ideal for horses in hard work as it helps to maintain normal muscle and immune function, as well as those in Selenium deficient areas, to add safe levels to the diet. Feeding Vitamin E and Selenium to mares has been shown to have positive effects on the colostrum and milk, promoting the immunity and health of the foal.