It is not true that three kinds of people should not eat bird’s nest. However, infants under one year old should not eat bird’s nest, and those who are allergic to bird’s nest are forbidden to eat bird’s nest. Eating bird’s nest in moderation can replenish the body with nutrients, such as protein. There is no such thing as three kinds of people who should not eat bird’s nest, but infants under one year old should not eat bird’s nest because the digestive system of infants under one year old is not fully developed, and they cannot digest as well as absorb the nutrients in bird’s nest after consuming bird’s nest, which may lead to gastrointestinal discomforts such as indigestion and bloating in newborn babies. In addition, people who are allergic to bird’s nest should not consume bird’s nest to prevent allergic symptoms such as generalized itching and skin rashes. Bird’s nest is highly nutritious. Every 100 grams of bird’s nest contains 21.81 grams of carbohydrates, 52.66 grams of proteins, 0.2 grams of fats and other nutrients, so moderate consumption of bird’s nest can replenish nutrients for the body. However, you should not eat too much bird’s nest to avoid bloating, flatulence and other uncomfortable symptoms. There is no such thing as three kinds of people should not eat bird’s nest. Bird’s nest is rich in nutrients, and it is not advisable to eat too much of it as it is usually necessary to control the intake.