Product photo 1 of 5
Scored forOutcome alternatives
21st Century250 count • 83 servingsAvailable now$10.44$0.13 / serving4.7 · 114,030 ratings
91−1 pts from leader
#2 of 6800 ranked for fracture riskLeader · 21st Century, 21st Century, Calcium Plus D3, 90 Tablets — 92
Why this ranks #2 for fracture risk
- Evidence fitVitamin D3 (Cholecalciferol) and Calcium Carbonate are the strongest evidence signals for this outcome.
- Dose fitCalcium Carbonate at 1000 mg lands inside the studied 1000-1500 mg window.
- Price / serving$0.13 per serving — low price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustStrong trust signals — consistently high marks from verified buyer ratings.
The numbers · Fracture risk
91
93
56
99
10 mcg
1000 mgIn rangeinside the studied 1000-1500 mg window
400 mg
15 mg
Retailer links may be affiliate links. Rankings and placement are not paid placement.
