Summary:
- Milk is naturally a good source of calcium.
- Vitamin D is also often added to milk.
- Both these nutrients help build strong bones.
- Osteoporosis is a disease in which bones lose mass and become more fragile than they should be.
- It is recommended that teenagers get 1300 mg of calcium every day.
- You can also get vitamin D from foods.
- Fish is naturally rich in vitamin D. In the United States, vitamin D is added to other foods, including milk, soy milk, and breakfast cereals.
- Teenagers are recommended to get 5 micrograms (200 IU) of vitamin D each day.