OBJECTIVES: establishment and progress analysis of the Human Milk Banks National Network in Brazil. Determinant elements are highlighted for their acknowledged participation and influence on the state policy for the sector. METHODS: content analysis of primary documental sources generated by official organizations and institutions offering Human Milk Banks services were analyzed, as well as thesis, dissertations, books and scientific articles focusing on the subject. Social perceptions and concerns were assessed and the conclusion was that with time they suffered changes and depending on the historical moment considered, actors and social groups have conveyed different meanings to the service. RESULTS: knowledge appears to give conductivity to the network. That is, analysis performed of the Banks creation and progress, identified that in addition to the social actors involved, there are knowledge production dynamics that should be understood. CONCLUSIONS: it's possible to identify a potential Network contribution to promote social change and to formulate public policies aiming at women and children's health.
Milk banks; History; Knowledge