Calcium carbonate vs Magnesium aspartate
National NHS prescribing compared (Prescription Cost Analysis)
Calcium carbonate was dispensed 4.9× as often as Magnesium aspartate in March 2026 — 36,530 items versus 7,457 in England.
36,530items
Calcium carbonate · March 2026
NHSBSA Prescription Cost Analysis
7,457items
Magnesium aspartate · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Calcium carbonate versus Magnesium aspartate: national items dispensed by month
▬ Calcium carbonate · ╌ Magnesium aspartate
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Calcium carbonate | Magnesium aspartate |
|---|---|---|
| Items, March 2026 | 36,530 | 7,457 |
| Items, last 12 months | 436,397 | 90,012 |
| Net ingredient cost, March 2026 | £205,253 | £291,600 |
See the full profile for Calcium carbonate or Magnesium aspartate.