High Potency Vitamin D-3 1,000 IU
NOW's High Potency Vitamin D-3 1,000 IU is a straightforward vitamin supplement focused on delivering Vitamin D3. Each softgel provides 1000 IU of Vitamin D3, a dosage that is considered to be at a clinically studied level and commonly recommended for daily maintenance. The product has an N+ Score of 75, earning a C+ grade, which indicates good quality and complete ingredient transparency. As a single-ingredient formulation, it offers clear insight into its contents. This supplement is ideal for individuals looking to support their Vitamin D levels with a convenient and effective dose.
About This Product
High Potency Vitamin D-3 1,000 IU by NOW is a vitamins & minerals supplement containing 1 active ingredients. It has earned an N+ Score of 75/100 (Grade C+).
This product features a fully transparent label with individual ingredient amounts disclosed, and key ingredients are present at clinically effective doses based on peer-reviewed research.
Notable clinical-dose ingredients include Vitamin D3.
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
- +Key ingredients at clinically effective doses
- +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 D3 | 1000.000 IU | Optimal |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.





