Kelp (Iodine Source) 225 mcg
Swanson Premium Brand Kelp is a non-nutrient/non-botanical supplement providing a source of iodine. Each tablet delivers 225 mcg of Iodine, which is considered a clinical dose, along with 59 mg of Atlantic Kelp. The product has an N+ Score of 63, receiving a 'D' grade, indicating an average quality assessment. With only two ingredients, it offers clear transparency. This supplement may be beneficial for individuals looking to support thyroid function and iodine intake, particularly those with dietary restrictions that limit natural iodine sources.
About This Product
Kelp (Iodine Source) 225 mcg by Swanson Premium Brand is a vitamins & minerals supplement containing 2 active ingredients. It has earned an N+ Score of 63/100 (Grade D).
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 Iodine.
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 |
|---|---|---|
| Iodine | 225.000 mcg | Optimal |
| Atlantic Kelp | 59.000 mg | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.





