Introduction: Halitosis known as a disease that affects oral health causing bad breath, this disease has been observed mostly in children, bringing as a cause poor oral hygiene, cavities, sex and age. Methods: The search was carried out between May 21 to 23, 2022, the databases reviewed were Pubmed, Scopus, Sciencedirect, Ebscohost and Proquest, the studies between 2010 and 2022 were analyzed. To carry out the systematic review, Boolean operators AND and OR were used to achieve a good search. The results were recorded in a PRISMA flowchart. Results: After applying the inclusion and exclusion criteria, 10 investigations were selected and evaluated, only 2 of them being raised for review of the 806. The data of the studies were extracted and ordered according to the details of the study, analysis methodology and results. Conclusion: Halitosis is a generalized condition that shows some social and psychological repercussions, which leads to a decrease in a person's quality of life.