Have your child drink some protein shakes for breakfast. They are delicious for kids since they come in chocolate, vanilla, and strawberry, and they really help! Remember to keep having them eat protein food like cheese, tuna, lean meats, etc.
Place two almonds, five pistachio nuts, and a teaspoon of poppy seeds in a cup of milk and soak for an hour. Grind these up, add to some warm milk, and drink. Repeat daily for three months.