Vitamin D3 Drops
Swanson Premium Brand Vitamin D3 Drops is a vitamin supplement providing 50 mcg (2,000 IU) of Vitamin D3 per 5-drop serving. This product is a single-ingredient formulation, offering a concentrated source of Vitamin D3 in liquid form. It achieved an N+ Score of 40, resulting in an 'F' grade, which places it in the below-average quality tier. The analysis indicates that the 2,000 IU dosage of Vitamin D3 is considered underdosed for many clinical applications or for effectively correcting significant deficiencies, despite being a common dose for general support. This product may be suitable for those preferring a liquid Vitamin D3 format and seeking a moderate daily intake.
About This Product
Vitamin D3 Drops by Swanson Premium Brand is a vitamins & minerals supplement containing 1 active ingredients. It has earned an N+ Score of 40/100 (Grade F).
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
Weaknesses
- −Several ingredients below clinically effective doses
- −Limited ingredient diversity compared to category norms
Ingredient Analysis (1 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Vitamin D3 | 50.000 mcg | Under |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.





