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Which hormones does the corpus luteum produce?

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Detailed cross-sectional illustration of a human ovary showing the stages of follicle development, ovulation, and corpus luteum formation, with labeled structures including primordial, primary, secondary, and mature follicles, a ruptured follicle releasing an ovum, and corpus luteum and albicans. An inset at the bottom shows the ovary's location in the female reproductive system. — ovary The steps of ovulation, beginning with a dormant primordial follicle that grows and matures and is eventually released from the ovary into the fallopian tube.

The corpus luteum is a hormone-secreting body formed in the ovary following ovulation. It produces two primary types of hormones:

Estrogens1
Progesterone12

Progesterone plays a critical role in preparing the uterus for the implantation of a fertilized egg and supporting the development of the embryo. If fertilization does not occur, the corpus luteum becomes inactive, leading to a drop in hormone levels and the onset of menstruation.12