In this report, published August 2010 (Am J Vet Res 2010;71:934–939), the unit of measure for linoleic acid, arachidonic acid, α-linolenic acid, eicosapentaenoic acid, and docosahexaenoic acid should have been reported as μg/dL, not mg/L. The unit of measure for vitamin E should have been reported as mg/dL, not ng/mL. The unit of measure for glutathione peroxidase should have been reported as mU/106 RBCs, not U/mL.