9 months baby can eat protein, protein is an important nutrient for human growth and development. Infants from 6 months to add complementary foods, with the increase in the age of the month, gastrointestinal function is gradually perfected, the types of complementary foods gradually increased from 7 months, you can gradually add some minced meat, eggs, fish puree, and other high-protein foods, so, to 9 months the baby is able to eat protein. Protein is an important component of the body’s tissues and organs, the amino acids that make up the body’s protein, there are nine must be provided through the food, from animal or soybean quality protein, can provide the essential amino acids that the body needs. Infants and young children have a vigorous metabolism, rapid growth and development, to ensure that the intake of high-quality protein, is very important. Therefore, 9-month-old babies are able to eat protein.