The Impact of Having a Tattoo on Fertility Treatment Outcome

Tattoos are increasingly common among women of reproductive age, yet their potential systemic inflammatory effects and impact on fertility treatment outcomes are unknown. This prospective observational cohort study aims to evaluate whether the presence, size, duration, and ink characteristics of tattoos are associated with pregnancy outcomes following embryo transfer in women undergoing in vitro fertilization (IVF).

NCT Number	NCT07405879
Lead Sponsor	McGill University Health Centre/Research Institute of the McGill University Health Centre
Conditions	Infertility, Assisted Reproductive Technology Outcomes
Enrollment	328 participants
Start Date	2026-02-10
Primary Completion	2031-01-28 (estimated)
Study Completion	2031-01-28 (estimated)
Updated on ClinicalTrials.gov	2026-02-12