

Overview
The influence of maternal nutrition extends far beyond meeting daily dietary needs. It shapes critical biological processes that determine fertility, pregnancy health, and early developmental outcomes. Even before conception, nutritional status influences hormonal pathways involved in ovulatory function, regulates early fetal programming, and lays the foundation for healthy fetal development. Beyond macronutrient balance, specific nutrients, such as myo-inositol, probiotics, and key micronutrients, play highly targeted roles in reproductive and pregnancy-related physiology.
Myo-inositol has gained attention for its influence on insulin sensitivity and hormonal regulation, making it an important consideration in the nutritional support of women planning pregnancy. During pregnancy, micronutrients such as iron and zinc supplementation support normal cellular growth, placental function, and the prevention of complications, including those related to preterm birth. Probiotics contribute to maternal gut health and immune modulation, offering additional support for reducing inflammation and promoting favorable pregnancy outcomes.
As nutritional demands increase across trimesters, supplementation becomes a practical approach to filling dietary gaps. This module also explores why combined multiple micronutrient supplements (MMS) are considered a promising, scalable option for comprehensive nutritional support throughout pregnancy. These formulations may offer advantages over single-nutrient supplementation by addressing several biological needs simultaneously, supporting adherence.
In the postpartum period, adequate iron and zinc continue to be important, particularly for tissue repair and wound healing. By examining these interconnected elements, the module provides a broad understanding of how maternal nutrition shapes reproductive health and early developmental outcomes.
At the end of this learning module, participants should be able to:
Professor LAO Tzu Hsi Terence
The University of Hong Kong