Printed in U.S..l.

mm E is ait essential dietary factor in anililals (1-4). Huinan (lisease has occa-sionally been i-elated to vitamin E defi-ciency (5-7), 1)tmt such reports are rare as tile dietary intake is adequate in most countries. Tile main sources are vegetable fats. Deficiency niigiit therefore be cx-l)e(te(1 to occur in countries where vege-table oils are hot widely used. This is so in hid ny trol)ical countries, cai-bohydrate providing the bulk of the daily calories and oils being used! in limited quantity. Low 1)looui vitamin E levels have been denlonstratedl in 21 % of the population o