March 11, 1933


JAMA. 1933;100(10):742. doi:10.1001/jama.1933.02740100036015

There is no longer any doubt about the importance of the vitamins for the maintenance of health and well being.1 The study of their specific rôles has been vigorously prosecuted in recent years. The impression is growing that, in contrast to outspoken disorders due to a serious lack of vitamins, there are milder degrees of deficiency which, as McLester has expressed it, may not reach the dignity of disease but nevertheless prevent robust health. The development of an understanding of the functions of vitamins has made it clear that the human organism depends on exogenous sources for these essential food factors. They are not synthesized in the animal body but may be stored there to a varying extent. The problem of the supply of vitamins is thus not merely concerned with the immediate intake in the diet or in some other therapeutic form but also involves the possible availability of

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