Breastfeeding: Does baby ‘backwash’ trigger an immune response in the mother’s milk?

Quick summary: New animal study provides evidence to support the “backwash” hypothesis — that if a child is sick, saliva from the baby’s mouth is sucked into the nipple. The idea is this backflow of saliva can then trigger an immune response in the mother’s breast milk to fight the infection.

New study: Does baby “backwash” create made-to-order immune response in breast milk? Ghosh S et al. Nature 2022. http://microbiomecourses.com
New study: Does baby “backwash” create made-to-order immune response in breast milk? Ghosh S et al. Nature 2022. http://microbiomecourses.com

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Toni Harman

I help parents and health professionals better understand the science of pregnancy, birth, breastfeeding and the microbiome. https://linktr.ee/toniharman