Hi...., she should include right amount of protein.... Meat, poultry, fish, eggs and beans contain the protein.... She must eat from a variety of food groups, including fruits and vegetables, breads and grains, protein sources and dairy products... Make sure that she is getting enough vitamins and minerals in her daily diet.... She should also eat iron rich foods such as iron-rich foods, such as lean meats, spinach, beans, liver etc....., And iron supplements are started in the second trimester of pregnancy to prevent anemia....