Fox, A., Marino, J., Amanat, F., Krammer, F., Hahn-Holbrook, J., Zolla-Pazner, S., & Powell, R. L. Robust and specific secretory IgA against SARS-CoV-2 detected in human milk. Iscience, 23(11), 101735. November 2020. https://doi.org/10.1016/j.isci.2020.101735
Recent study findings indicate that breastmilk might contain antibodies to the SARS-CoV-2 virus. The researchers studied breast milk samples from 15 women and detected antibodies which indicates that mothers could be passing viral immunity to babies.