Oyster Shell Calcium 500 mg Plus Vitamin D
Geri-Care's Oyster Shell Calcium 500 mg Plus Vitamin D is a bone health supplement categorized as a single vitamin and mineral product. Each one-tablet serving delivers 500mg of Calcium, which is at a clinically studied dose, derived from oyster shell. It also includes 200 IU of Vitamin D3, however, this amount is considered underdosed for optimal efficacy in many contexts. This product achieves an N+ Score of 55 with an 'F' grade, placing it in the average tier according to Nutrienting's analysis. With only two active ingredients, its label transparency is high. This supplement may appeal to those looking for a foundational calcium source, but additional Vitamin D may be necessary.
About This Product
Oyster Shell Calcium 500 mg Plus Vitamin D by Geri-Care is a joint & bone supplement containing 2 active ingredients. It has earned an N+ Score of 55/100 (Grade F).
Notable clinical-dose ingredients include Calcium.
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
- +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 | Dose Adequacy |
|---|---|---|
| Calcium | 500.000 mg | Optimal |
| Vitamin D3 | 200.000 IU | Under |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.
