Kohnke’s Own E-Se SuppletsConcentrated Vitamin E and Organic Selenium Supplement with Vitamin B1 and Magnesium for Horses. The worlds only pelleted Vitamin E and Organic Selenium Supplement saves money and avoids sift out! When you need to supplement vitamin E and organic selenium and be sure your horse at grass or on a hard feed gets the full dose without waste then E Se Supplets is the best choice! All for around half the cost of a comparative vitamin E powder! E Se Supplets