Calcium Citrate +D3 Maximum
This supplement combines Calcium Citrate and Vitamin D3. Each serving provides 630mg of Calcium and 500IU of Vitamin D3. It holds an N+ Score of 64, placing it in the average tier.
About This Product
Calcium Citrate +D3 Maximum by 21st Century is a joint & bone supplement containing 2 active ingredients. It has earned an N+ Score of 64/100 (Grade D).
This product features a fully transparent label with individual ingredient amounts disclosed, and key ingredients are present at clinically effective doses based on peer-reviewed research.
Notable clinical-dose ingredients include Calcium, Vitamin D3.
N+ Score Breakdown
Are key ingredients present at clinically effective doses based on research?
Does the product include all expected ingredients for its supplement category?
Are individual ingredient amounts clearly disclosed without proprietary blends?
Does the formula include a breadth of beneficial compounds from multiple pathways?
Strengths
- +Key ingredients at clinically effective doses
- +Fully transparent label with individual ingredient amounts disclosed
- +2 ingredient(s) at clinical dose levels
Weaknesses
- −Missing several expected ingredients for its category
Ingredient Analysis (2 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Calcium | 630.000 mg | Optimal |
| Vitamin D3 | 500.000 IU | Adequate |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.