Publishing in Device, their work shows that the device is capable of ensuring that breast milk contains safe levels of the painkiller acetaminophen, which is often prescribed after childbirth and can be transferred to breastfeeding infants.

“Our device represents a major innovation,” says first author Maral Mousavi, an assistant professor of biomedical engineering at USC.

“It is the first wearable tool for direct biochemical analysis in breast milk and the first lactation pad embedded with real-time sensing technology. This technology has the potential to empower lactating individuals with actionable health insights, supporting both maternal and infant health in ways that have never before been possible.”

To make the de