Natto-Serra (Nattokinase-Serrapeptase)
Doctor's Best Natto-Serra combines Nattokinase and Serrapeptase, two proteolytic enzymes, with a small amount of calcium. This supplement is categorized as an 'Other Combinations' type. It has an N+ Score of 27.
About This Product
Natto-Serra (Nattokinase-Serrapeptase) by Doctor's Best is a joint & bone supplement containing 3 active ingredients. It has earned an N+ Score of 27/100 (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
- +Broad ingredient diversity exceeding category norms
Weaknesses
- −Several ingredients below clinically effective doses
- −Missing several expected ingredients for its category
- −Proprietary blends hide individual ingredient amounts
Ingredient Analysis (3 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Calcium | 29.000 mg | Under |
| Nattokinase | — | N/A |
| Serrapeptase | — | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.