Calcium.
That's easy, It helps build strong bones
Calcium (milk)
Calcium helps build strong bones.
They need it to build strong bones.
Milk
Eat lots of calcium and exercise, that is a way to make strong bones. From doctor daughter
The elements needed for strong bones and teeth are Calcium, Magnesium, Phosphorous, and Fluoride. Milk is a good source of these elements.
Calcium is important at every age, but many people don't get enough. Your body needs calcium to build strong bones when you're young and to keep your bones strong as you get older. Getting enough calcium is especially important for children and teens, young adults, and women after menopause.
Calcium and Vitamin D. They are both needed to allow for healthy bones and teeth.
It is important to a child for bone and teeth development.
Milk; calcium in milk helps build strong bones such as teeth