Objective: To analyze the scientific evidence about the right to breastfeeding among women working. Methods: Integrative literature review guided by the question: What aspects are evidenced about the practice of breastfeeding among women working? Searches were conducted in the LILACS, PubMed® and MEDLINE® databases, and in the SciELO electronic library in May 2019, using the descriptors “Breast feeding”, “Women...