Try to eat light, easy-to-digest and nutritious food in the first trimester of pregnancy, and supplement folic acid, which is good for the development of the fetus. Diet in the first trimester of pregnancy should be balanced and nutritious, eat more food containing high quality protein, such as lean meat, fish, eggs, milk and so on. You should also eat some staple foods and supplement with fresh vegetables and fruits as appropriate. If you have a poor appetite, you can eat light and easily digestible food to ensure that the daily energy supply is the most important. The first trimester of pregnancy should also be supplemented with folic acid to prevent fetal neural tube malformation. You should also pay attention to rest in the first trimester of pregnancy, get enough sleep, avoid late nights and exertion, keep a good mood, and do a good job of regular maternity checkups.