Vitamin D 400 IU Supplement
Nature Made Vitamin D 400 IU supports bone health, immune function, and calcium absorption. This essential vitamin is beneficial for individuals seeking to maintain adequate Vitamin D levels, especially those with limited sun exposure.
About This Product
Vitamin D 400 IU Supplement by Nature Made is a vitamins & minerals supplement containing 1 active ingredients. It has earned an N+ Score of 57/100 (Grade F).
Notable clinical-dose ingredients include Vitamin D.
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
- −Limited ingredient diversity compared to category norms
Ingredient Analysis (1 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Vitamin D | 400.000 IU | Adequate |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.





