We appreciate your patience as we fix inconsistencies in the study tracker and research databases.

Research Studies
Study Tracker

Study Tracker

The most up-to-date and comprehensive source for studies on fluoride's multifaceted effects on human and animal health, with 100+ years of research organized by health category, type of study, author, journal, and date.
  • Health Category:
  • Health Sub-Category:

  • Study Type:

  • Publish Date:

    -

The fluorine content in favorite foods of Japanese

January 1967 | Japanese Journal of Public Health | Okamura T, Matsuhisa T. | 14(1):41-47.
Summary The fluorine content of Japanese foods was determined and the daily intake of fluorine by the individual from the rural diet in the central Japan was estimated with different crop years. In 1958 the fluorine intake of a person was 4.38 mg daily in winter, and in 1965 was 11.13 mg. This increase was due to the yearly increase of the fluorine content of Japanese foods. The contents of fluorine of rice and ''miso", which are the mainstay of the diet in Japan, showed geographical correlat