Observational analysis links breastfeeding to changes in DNA methylation in children, suggesting potential long-term effects.
Breastfeeding was associated with differential DNAm in childhood blood at a limited number of CpG sites. Future studies in diverse populations are needed to examine the robustness of these associations, the sources of heterogeneity, and the generalizability of the findings.
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Caramaschi et al. (2026) studied this question.
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