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Development of the Oral Microbiota

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Updated: Jun 17, 2026

Modifying Levels of Maternal Dietary Folic Acid or Choline to Study the Impact of Deficiencies on Offspring Health Outcomes
03:19

Modifying Levels of Maternal Dietary Folic Acid or Choline to Study the Impact of Deficiencies on Offspring Health Outcomes

Published on: June 28, 2024

Maternal supplementation differentially affects the mother and newborn.

Kathleen M Rasmussen1, Jean-Pierre Habicht

  • 1Division of Nutrition Sciences, Cornell University, Ithaca, NY 14853, USA. kathleen.rasmussen@cornell.edu

The Journal of Nutrition
|December 25, 2009
PubMed
Summary

Maternal supplementation with energy improved infant birthweight, especially for women with lower nutritional status. Supplementation did not significantly affect postpartum recovery but indicated a trade-off between maternal health and fetal growth.

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Area of Science:

  • Maternal and Child Nutrition
  • Public Health Interventions
  • Nutritional Epidemiology

Background:

  • The Institute of Nutrition of Central America and Panama Oriente Longitudinal Study, while not primarily focused on maternal health, yielded significant findings.
  • A food supplementation program was integrated into the study, involving two types of supplements: Atole (protein and energy) and Fresco (low-energy, no protein), both with micronutrients.

Purpose of the Study:

  • To investigate the effects of maternal food supplementation on pregnancy outcomes, maternal health, and infant birthweight.
  • To identify specific maternal characteristics and consumption patterns associated with improved outcomes.

Main Methods:

  • Comparison of two supplement groups (Atole vs. Fresco) and a control group across four matched villages.
  • Analysis of varying consumption amounts and adherence to supplementation protocols.
  • Assessment of impacts on birthweight, gestation duration, preterm birth, and postpartum amenorrhea.

Main Results:

  • Energy supplementation significantly improved infant birthweight; protein and micronutrients showed no additional benefit.
  • Higher birthweights were observed in women with poorer nutritional status and consistent, high supplement intake across pregnancies.
  • Supplementation may increase gestation duration, potentially reducing preterm birth.
  • Maternal supplementation did not substantially alter postpartum amenorrhea when infant supplementation was considered.
  • Evidence of a biological trade-off between maternal nutritional status maintenance and fetal growth, influenced by current nutritional status and supplement intake.

Conclusions:

  • Energy-rich maternal supplementation is effective in improving infant birthweight, particularly for nutritionally vulnerable populations.
  • Supplementation strategies should consider individual nutritional status and consistent intake for maximum benefit.
  • Further research is needed to fully understand the maternal-fetal trade-offs and optimize supplementation protocols.