Background: Several studies have reported conflicting results on the association between
maternal exposure to folic acid (FA) and/or multivitamin (MV) supplements and the risk of …

Current epidemiological evidence suggests that an imbalance of high folate status and low
vitamin B12 status is associated with negative health outcomes in older adults and children …

Background: In preconception and pregnancy, women are encouraged to take folic acid-
based supplements over and above food intake. The upper tolerable limit of folic acid is …

Aim: To quantify the consumed amount of dietary folate and to evaluate effects of folic acid
and balanced diets on serum folate concentrations. Material & Methods: Food records …

OBJECTIVE: The United States food supply has been fortified with folic acid since 1998.
Information about folate levels early in pregnancy before the fortification is limited. This study …

Background. Pregnant and breastfeeding women are at risk for folate deficiency. Folate
supplementation has been shown to be associated with enhanced markers of folate status …

Several studies have described a positive association between elevated BMI and birth
defects risk. Data on plasma concentration of folate in pregnant women with obesity have …

ABSTRACT Background: In Korea, it is customary to prescribe iron and folic acid
supplements to pregnant women after the 20th wk of gestation; however, little evidence …

Objective: To provide the latest and most promising evidence on the prevalence and
determinants for folic acid supplementation in pregnant women in Japan, including …

Aim: To investigate awareness of the role of folic acid in the prevention of neural tube
defects, dietary intake of folate, and plasma folate concentration. Methods: Postal …