You can eat the following foods when you are 40 days pregnant, which are good for your baby’s growth and development. Sea fish contains a lot of lecithin, which can help the fetal brain development, and eating walnuts will also promote the fetal brain development. It is important to have a varied diet to ensure balanced nutrition, such as chicken, fish, meat, eggs, green vegetables and fruits, and to eat carbohydrates, which are very good for the baby’s growth and development. It is also recommended to drink a glass of milk and eat an egg every day to ensure a balanced nutrition. Some foods should not be eaten during pregnancy, such as barley, hawthorn, seafood and other colder foods, which may cause pre-eclampsia or inevitable miscarriage after consumption.