Minerals
Calcium
Bones and teeth
Most calcium supplements are calcium carbonate (take with food) or calcium citrate (absorbed with or without food). Often combined with vitamin D, magnesium or K2.
Compare on the label
- Elemental calcium per tablet, not total weight
- Carbonate or citrate
- Tablet size if swallowing is hard
Ask a doctor first if…
Calcium can block absorption of iron, thyroid medicine and some antibiotics — space them apart. Constipation is common.
Source: NIH ODS — Calcium (consumer)
Calcium we stock
1 in stockMore in Minerals
General information from public sources, not medical advice; we do not give doses. Supplements are not intended to diagnose, treat, cure or prevent any disease. A pack is listed when its name says Calcium — check the current label for the exact form and amount.