Nutricost Kelp, 325 mcg, 240 Tablets supplement bottle
Nutricost

Kelp, 325 mcg, 240 Tablets

What We Researched
2 active ingredients analyzed · 5 inactive ingredients decoded · 5 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
93
Product Score Excellent
81
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Iodine (from kelp) 325 mcg 220%
Bioavailability Excellent

Absorption Rating

  • Iodine (from kelp) Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Dicalcium Phosphate
  • Povidone
  • Coating Powder
  • Magnesium stearate (vegetable source) silica
Efficacy Very Good

Dosage Analysis

  • Iodine (from kelp) 325 mcg High

Supplement Facts

Ingredient Amount % Daily Value
Calories 5
Iodine (from kelp) 325 mcg 220%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Dicalcium Phosphate Safe

Serves as both a filler and a supplemental source of calcium and phosphorus.

Povidone Generally_safe

It is used to hold ingredients together.

Coating Powder Generally_safe

It is used to improve the appearance, swallowability, or stability of supplements.

Magnesium stearate (vegetable source) silica Unknown

Price Comparison

iHerb $9.50 $0.04 / serving
Best Price

Price History

Tracked across major retailers. Updated periodically.

$11$10$9$8$7 Mar 12 $9.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Nutricost

Founded 2012 · Vineyard, Utah, USA · 897 products · nutricost.com

Certifications

5 certifications
Consumerlab Verified Source
Labdoor Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source

Violation History

4 incidents
Fda Warning Unregistered food product2024-08-23Source
Prop 65 Lead2023-12-19Source
Lawsuit Misleading advertising regarding the magnesium content in its magnesium glycinate supplement.2023Source
Lawsuit Mislabeled calorie content and undisclosed artificial flavoring in supplement powders.2022Source
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Frequently Asked Questions
Is Nutricost Kelp, 325 mcg a good supplement?

Nutricost Kelp, 325 mcg, 240 Tablets received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 2 active ingredients with 240 servings per container. Of the 5 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Nutricost, holds a brand trust score of 81/100 with 5 verified certifications including Consumerlab, Labdoor, Nsf Gmp, Usda Organic.

What are the ingredients in Nutricost Kelp, 325 mcg?

Nutricost Kelp, 325 mcg contains 2 active ingredients: Calories (5), Iodine (from kelp) (325 mcg). Notable high-dose ingredients include Iodine at 220% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nutricost Kelp, 325 mcg safe to take?

Nutricost Kelp, 325 mcg, 240 Tablets has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Nutricost a trustworthy supplement brand?

Nutricost receives a brand trust score of 81/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2012 and headquartered in Vineyard, Utah, USA, the company offers 897 products in their lineup. They hold 5 verified certifications including Consumerlab, Labdoor, Nsf Gmp, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nutricost has 4 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.