Which gland produces progesterone? What is its function?

Progesterone:

1. Progesterone is a steroid hormone and is one of the two primary sex hormones in females (the other being estrogen).
2. The ovaries are the paired, almond-shaped organs that produce progesterone.

Function:

1. It helps regulate the menstrual cycle in human females.
2. Progesterone also ensures the maintenance of pregnancy by maintaining the inner lining of the uterus.