Embryo Cryofreezing is the process of freezing and storing embryos, it is a part of In Vitro Fertilization treatment, Cryofreezing is used for many reasons, like providing chance for pregnancy in future, or for saving embryos in the face of certain medical conditions, so as to make it available for fertilization in future.

If we place these embryos in cryo storage then it gives possibility of achieving pregnancy without having to repeat the process of ovarian stimulation. A person seeking assisted reproduction services can also freeze eggs, which are not fertilized.