Calcium carbonate vs Magnesium citrate
National NHS prescribing compared (Prescription Cost Analysis)
Calcium carbonate was dispensed 25.8× as often as Magnesium citrate in May 2026 — 34,267 items versus 1,330 in England.
34,267items
Calcium carbonate · May 2026
NHSBSA Prescription Cost Analysis
1,330items
Magnesium citrate · May 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 May 2026
| Measure | Calcium carbonate | Magnesium citrate |
|---|---|---|
| Items, May 2026 | 34,267 | 1,330 |
| Items, last 12 months | 433,772 | 15,590 |
| Net ingredient cost, May 2026 | £191,991 | £103,526 |
See the full profile for Calcium carbonate or Magnesium citrate.