Background: Bleeding after childbirth is the primary cause of death as a result of anemia. Typically, anemia occurs due to iron deficiency. Consequently, it is necessary to consume iron to prevent anemia. The administration of iron and folic acid supplementations effectively increases hemoglobin levels, and it is essential to conduct an anemia prevention articles review. Objective: To analyze the administration of iron supplements for anemia prevention in pregnant women. Method: Scoping review with the PRISMA-ScR framework using relevant databases, including Pubmed, ProQuest, and Ebsco. Critical Appraisal was conducted with Joanna Briggs Institute (JBI) tools. Results: The search results obtained 352 articles, with the final result of ten articles that fulfilled the inclusion and exclusion criteria. Six articles were from developed countries, and four articles were from developing countries, which were obtained in different ways: the quasi-experimental (two articles), Randomized Controlled Trial (six articles), Cohort (one article), and Cross-sectional (one article). There were two themes related to the articles found: the effectiveness and impact of consuming Fe supplements.