Vitamin K 100
GNC's Vitamin K 100 is a single-ingredient vitamin supplement providing Vitamin K. It holds an N+ Score of 75 and a C+ grade, signifying a good quality product. Each tablet contains 100 mcg of Vitamin K, a dosage that research suggests may support blood clotting and bone metabolism. The product offers clear label transparency with only one active ingredient. This supplement is suitable for individuals seeking a direct and clinically dosed Vitamin K supplement.
About This Product
Vitamin K 100 by GNC 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 K.
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 K | 100.000 mcg | Optimal |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.





