About This Product
C 250 mg by 21st Century delivers 250mg of Vitamin C and 140mg of Calcium per tablet. This single vitamin and mineral supplement received an N+ Score of 55.
Strengths
- +Fully transparent label with individual ingredient amounts disclosed
- +1 ingredient(s) at clinical dose levels
Weaknesses
- −Missing several expected ingredients for its category
Ingredient Analysis (2 ingredients)
| Ingredient | Amount | Status |
|---|---|---|
| Vitamin C | 250.000 mg | Optimal |
| Calcium | 140.000 mg | Under |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.