In Kenya, fear of infection and government lockdowns reduces health service uptake, a lack of clear guidance delayed breastfeeding, and increased mother-child separation following delivery among COVID-19-positive women. Unemployment, job loss, increased food prices, and limited social protection measures led pregnant and lactating women to skip meals and reduce the quantity and variety of foods they consumed. Improving maternal and infant nutrition practices requires facility and community health education, psychosocial support, and social protection measures.