IVF: Day 3 vs. Day 5 Embryo Transfer By Joseph E. Martin, M.D., FACOG|2021-02-19T14:11:13-06:00October 24th, 2017|Ivf| Learn about the difference between day 3 and day 5 embryos, and which is preferable in the embryo transfer stage of IVF. Share This Post With Others! FacebookXLinkedInWhatsAppPinterestEmail