D3 400 IU
Superior Source D3 400 IU is a single 'Vitamin' supplement in the Vitamins & Minerals category, providing Vitamin D. Each MicroLingual® Tablet delivers 400 IU of Vitamin D, which is considered a clinical dose for basic daily requirements. As a single-ingredient product, it offers complete label transparency. The product received an N+ Score of 57, earning an 'F' grade, indicating average quality. This supplement may be suitable for individuals seeking a foundational dose of Vitamin D to support bone health and immune function, especially those with mild deficiencies or for general maintenance.
About This Product
D3 400 IU by Superior Source 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.