Bird’s nest is a food with high nutritional value, containing a large amount of mucin, glycoprotein, calcium, phosphorus and many other natural nutrients, which can enhance the body’s resistance to diseases and help fight against colds, coughs and flu. Bird’s nest is suitable at any stage of pregnancy, as follows: 1. Early Pregnancy: Bird’s nest can be used to nourish the fetus during the first three months of pregnancy. At this stage, the fetus grows faster and consumes more nutrients, so pregnant women need a lot of nutrition, otherwise they will often feel tired. However, bird’s nest is a tonic and can be taken intermittently. If you take too much, it may lead to loss of appetite or fire in pregnant women, so it is recommended to take it once a week or once a month.