Clinically there is no certain kind of food that can make the fetus legs grow faster, you can eat foods with more protein and vitamins appropriately, which is good for the growth and development of the fetus. Fetal leg length is generally determined by genetic factors. If the short legs of the fetus is caused by genetic factors, you want to make the legs longer through dietary modification may not achieve better results, generally can not be effectively improved. If a pregnant woman’s nutritional deficiencies lead to slow development of the fetus, you can strengthen the nutrition, you can eat more calcium-containing foods, such as eggs, lean meat, milk, etc., or consume high-protein and vitamin-rich foods, such as broccoli, apples and fish, etc., to supplement their own and fetal nutrition, which will contribute to the growth and development of the fetus. Diet during pregnancy should be scientific and reasonable, and nutritional intake should be comprehensive. Regular checkups should be conducted to ensure the normal development of the fetus.