Independent report

Nutrition and maternal weight outcomes: SACN report

Scientific Advisory Committee on Nutrition (SACN) risk assessment on nutrition and maternal weight outcomes during pregnancy and up to 24 months after delivery.

• From: Office for Health Improvement and Disparities
• Published: 3 February 2026

Documents

Nutrition and maternal weight outcomes: SACN report summary

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Nutrition and maternal weight outcomes: full report

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Nutrition and maternal weight outcomes: annex 1 - literature search strategy

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Nutrition and maternal weight outcomes: annex 2 - selection of studies

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Nutrition and maternal weight outcomes: annex 3 - evidence identified

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Nutrition and maternal weight outcomes: annex 4 - AMSTAR 2 assessment

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Nutrition and maternal weight outcomes: annex 5 - data from primary studies

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Details

This report is a Scientific Advisory Committee on Nutrition (SACN) risk assessment on nutrition and maternal weight outcomes during pregnancy and up to 24 months after delivery.

The assessment covers:

• evidence on maternal diet and maternal weight outcomes
• dietary intakes and nutritional status of women of childbearing age
• the prevalence of overweight and obesity in both pregnant and non-pregnant women of childbearing age

It makes recommendations for government and researchers in relation to women who are pregnant or breastfeeding, and girls and women of childbearing age (aged 14 to 49 years).

Published 3 February 2026