The increase in appetite in pregnancy may be physiological or pathologic, such as thyroid disease, diabetes, and so on. 1. Physiological: after pregnancy, due to the mother’s metabolism increases, the need for nutrients increased, pregnant women and fetal growth and development needs nutrients increased and appetite. Or due to too much nervousness after pregnancy, resulting in faster gastrointestinal peristalsis, leading to faster hunger and appetite. 2. Pathological: thyroid disease can cause endocrine disorders, resulting in gastrointestinal tract peristalsis accelerated, resulting in a large increase in appetite. If you have gestational diabetes, you are also prone to increased appetite. If you have an increased appetite after pregnancy, you need to go to the hospital for a clear diagnosis and take different treatments according to the different causes of the disease, and you can’t use drugs indiscriminately on your own, so as not to affect the normal development of the fetus.