Trends in serum folate after food fortification.

Lawrence, J M; Petitti, D B; Watkins, M; Umekubo, M A · Lancet · 1999

cross_sectional · Level IV

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Abstract

From 1994 to 1998, median serum folate values in clinical specimens increased from 12.6 to 18.7 microg/L. The percentage of low values decreased. Food fortification with folic acid is a likely explanation.

Medical subject headings