Pehrson B, Hakkarainen J, Työppönen J
Nord Vet Med. 1986 Jan-Feb;38(1):26-30.
Young heifers with nutritional muscular degeneration had relatively low serum tocopherol values despite being on pasture which contained high levels of vitamin E. One possible explanation may be that vitamin E was destroyed within the rumen, another that the clinical symptoms arose very soon after turning out the animals.