The elaboration of this Scoping Review follows the protocol of Joanna Briggs Institute. The search was carried out in the search engines B-On and EBSCOhot web (MEDLINE with full text & CINAHL plus with full text), in which the following keywords were used: “Baby” AND “Weaning” AND “Infant Food” AND “Introduction” AND “Complementary Feeding”. The keywords were duly validated in the descriptors, Health Sciences (DeCS) and Medical Subject Headings (MeSH).