Serum levels of vitamin A and carotenoids as reflectors of nutritional status.

  • Jon A Olson
  • Published 1984 in Journal of the National Cancer Institute


Of the total body reserve of vitamin A, the liver is the major repository (greater than or equal to 90%); plasma contains only 1% of the total amount. Although the median liver concentration in well-nourished American adults is approximately 100 micrograms/g, a minimally adequate concentration is suggested to be 20 micrograms/g. Physiologic, nutritional… (More)


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