1.   Calcium citrate.

2.   For those who have have had trouble with side effects such as constipation and gas from supplements, Arndt recommends calcium citrate rather than calcium carbonate.

3.   One solution is to eat Viactiv with meals, or to try alternative forms of calcium supplements such as calcium citrate.

4.   Earlier studies found that sodium fluoride in combination with calcium citrate will build bone in women with osteoporosis.

5.   Half of the women were put on a program of taking the sodium fluoride pill along with calcium citrate.

6.   The other half were given calcium citrate and a placebo that resembled the fluoride pill.