Biotin 10,000 mcg Plus Keratin
Spring Valley Biotin 10,000 mcg Plus Keratin is a targeted beauty supplement containing just two active ingredients. Its primary ingredient, Biotin, is provided at a substantial 10,000mcg dose, which is considered a clinical dose and is commonly used to support hair, skin, and nail health. The product also includes 100mg of Keratin. With an N+ Score of 75 and a grade of C+, this supplement demonstrates excellent ingredient adequacy for its focused purpose and full label transparency. This product may be beneficial for individuals specifically looking to support hair, skin, and nail health with a high dose of Biotin, and who are not seeking a multi-ingredient beauty complex.
About This Product
Biotin 10,000 mcg Plus Keratin by Spring Valley is a collagen & beauty supplement containing 2 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 Biotin.
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
- −Missing several expected ingredients for its category
Ingredient Analysis (2 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Biotin | 10000.000 mcg | Optimal |
| Keratin | 100.000 mg | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.