Calcium carbonate vs Magnesium citrate
National NHS prescribing compared (Prescription Cost Analysis)
Calcium carbonate was dispensed 27.9× as often as Magnesium citrate in March 2026 — 36,530 items versus 1,309 in England.
36,530items
Calcium carbonate · March 2026
NHSBSA Prescription Cost Analysis
1,309items
Magnesium citrate · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Calcium carbonate versus Magnesium citrate: national items dispensed by month
▬ Calcium carbonate · ╌ Magnesium citrate
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Calcium carbonate | Magnesium citrate |
|---|---|---|
| Items, March 2026 | 36,530 | 1,309 |
| Items, last 12 months | 436,397 | 15,341 |
| Net ingredient cost, March 2026 | £205,253 | £87,984 |
See the full profile for Calcium carbonate or Magnesium citrate.