Although most of the evaluated educational interventions have obtained greater effectiveness in the promotion of exclusive breastfeeding at six months compared with their respective control groups, it was noticed that its impact could be increased if they were to contemplate not only the woman, but also other members of their social network. Therefore, breastfeeding goes beyond the simple desire and autonomous decision of the mother, having sociocultural influences, such as support of the family and the social network. In this way, health practices must be performed with a wider view towards women who breastfeed, to involve people that are important to the woman (Sousa et al. 2013). Moreover, other types of support should be strengthened, beyond the informative, from the prenatal period to childcare, as actions focused only on the mother, with tips, advice and guidance on the advantages of maternal milk tend to be, isolated, insufficient to improve rates of breastfeeding.