Breastfeeding is one of the most powerful interventions to reduce child deaths and promote cognitive development. In Kenya, less than half of infants are exclusively breastfed for 6 months. Women are faced with misinformation, a lack of social support and limited access to expert nutrition consultation. To address these issues, we will test three tools by combining them in an online support network - “Walezi Pamoja" (Nurturing Together) - for mothers in Africa's most internet-connected country.