Eating fish glue for pregnant women can promote the digestion and absorption of pregnant women's intestines and stomach, stimulate appetite, improve physical strength and eliminate fatigue. It can also promote the growth and development of the fetus in the abdomen and improve its own immunity. The main components of fish glue are collagen, multivitamins and elements such as calcium, iron and selenium, which is a rare tonic. Fish glue is an ideal food with high protein and low fat because of its low fat content. Eating fish glue for pregnant women can ensure the sufficient demand of various nutrients. Generally, pregnant women may have some nausea in the first three months, so they can eat more between 4 and 7 months of pregnancy.