And,they said vitamin D supplements and calcium can protect the bones of older women.

VOA: special.2009.04.21

Bones need calcium and vitamin D to grow and reach their full strength.

VOA: special.2009.02.04

Dolomite is also a low-cost way to supply calcium to young tomato plants.

VOA: special.2011.06.14

The minerals calcium and sulfur were at the bottom of the ocean.

VOA: special.2010.01.04

Calcium is needed for nerve and muscle cells to work normally.

VOA: special.2009.04.21

Vitamin D increases levels of the element calcium in the blood.

VOA: special.2009.04.21

The calcium and sulfur remained. The minerals formed gypsum rock.

VOA: special.2010.01.04

Some orange juice,bread and cereals may have calcium added.

VOA: special.2010.08.31

The base grows as more calcium carbonate is released.

VOA: special.2010.08.10

Gypsum sand is made of softer calcium sulfate.

VOA: special.2010.01.04

Some people take pills containing calcium.

VOA: special.2010.08.31

"Vitamin D has become a very hot topic in medicine now as we are discovering very high levels of vitamin D deficiency in our population, not only in the U.S.,but worldwide" Vitamin D helps our bodies absorb calcium and helps form and maintain strong bones.

VOA: standard.2010.05.28