In vitro fertilization (IVF) is a complex and meticulous process designed to help individuals and couples conceive a child. One of the critical stages in this process is the development and transfer of the blastocyst. A blastocyst is a cluster of dividing cells formed by dividing fertilized egg. By day five or six after fertilization, the embryo has divided many times and formed a blastocyst. This stage is crucial for successful implantation and subsequent pregnancy. In this blog with Gaudium IVF, the best IVF center in Delhi we will discuss the intricate details of blastocyst formation, transfer and culture in IVF.