E-400
21st Century E-400 is a vitamin supplement delivering 400 IU of Vitamin E per softgel. This specific dosage of Vitamin E is recognized as a clinically studied amount, commonly used for its potential to support antioxidant processes within the body. With an N+ Score of 75 and a C+ grade, this product is rated as good, benefiting from 100% ingredient adequacy and complete label transparency. Its strength lies in providing a single, well-dosed active ingredient, though its formula completeness is 50 due to its focused nature. This product is ideal for those seeking to supplement Vitamin E at a clinically relevant dosage.
About This Product
E-400 by 21st Century 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 E.
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 E | 400.000 IU | Optimal |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.