Recent evidence has shown that women who are experiencing common perinatal mental disorders (CPMDs)—such as depression, anxiety and somatic disorders—are more likely to report insufficient milk and other breastfeeding difficulties, preventing them from exclusive breastfeeding. On August 29, 2023, MOMENTUM Country and Global Leadership hosted a webinar on this under-explored area of intersection and integration, looking at the latest evidence and discussing how to support of breastfeeding through the integration of perinatal mental health services in primary health care.