Calcium carbonate is a common supplement for people with low calcium levels. It’s also useful as an antacid to manage uncomfortable digestive symptoms. Calcium carbonate (CaCO3) is a compound ...

On the other hand, calcium carbonate may be associated with gas and bloating, but it’s also more affordable, readily available, and requires fewer tablets per serving to reach your desired dose.

Calcium carbonate is best absorbed when taken 500 milligrams or less at a time, so it is recommended to divide the daily dosage. For example, if you take 1,000 milligrams, ...

In total, 1,460 women (mean age 70 years) were assigned to take either calcium carbonate 600 mg twice daily or placebo. In the intent-to-treat analysis, calcium supplementation did not reduce ...