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By SANDRA R. RICHARDSON
Calcium is one of the nutrients essential for growth and development of bones and teeth.
A calcium deficiency is a rare diagnosis for a child because the body has some protective mechanisms to keep this from happening. It makes better use of the calcium which is ingested. Normally infants and childreii absorb only about 60 percent of ingested calcium; adults absorb about 50 percent. There is also a movement of calcium from the bone to blood stream in periods of deficiency.
Children who do not drink milk or eat other dairy products fail to get enough calcium in their diets. Since most other foods contain only trace amounts of this nutrient, it’s difficult to get enough calcium without dairy products.
Children under nine need two to three glasses (600-900 milligrams) of milk each day. Young people nine to 12 need three glasses (900 milligrams) and teenagers need four glasses (1,200 milligrams). Not all children have a taste for milk and
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