 This research examined the role of peer navigators in facilitating linkage to pre-exposure prophylaxis, PREP, care for vulnerable populations in Salvador, Bahia State, Brazil. The study found that peer navigators can play an important role in linking individuals to PREP care, however, the process is fluid and dynamic, requiring tailored approaches to address the unique needs of each individual. Additionally, the study highlighted the importance of understanding the emotional dynamics and shared personal characteristics between the peer navigator and the individual seeking care. This article was authored by Renata Lucia E Silva y Oliveira, Luis Augusto Vasconcelos de Silva, Felipe Mateos Duarte and others.