👉 Luteinization is a biological process in which the production of certain types of proteins, such as Lutein, occurs during pregnancy. This can lead to changes in the body's ability to produce other important hormones, such as thyroid-stimulating hormone (TSH) and growth hormone (GH), which are crucial for fetal development. Specifically, luteinization involves the production of Lutein, a protein that is essential for the function of several tissues and organs. During pregnancy