Dr. Mercola Iodine, 1,500 mcg supplement bottle
Dr. Mercola

Iodine, 1,500 mcg Review

What We Researched
1 active ingredient analyzed · 2 inactive ingredients decoded · 6 brand certifications checked · Page generated: Sep 2026
93
Product Score Excellent
86
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Iodine (from potassium iodide) 1.500 mg 1000%
Bioavailability Excellent

Absorption Rating

  • Iodine (from potassium iodide) Good
Other Ingredients Excellent

Fillers & Additives

  • Vegetable Glycerin
  • Capsule
Efficacy Very Good

Dosage Analysis

  • Iodine (from potassium iodide) 1.500 mg High

Supplement Facts

Ingredient Amount % Daily Value
Iodine (from potassium iodide) 1.500 mg 1000%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetable Glycerin Safe

Helps form softgel capsule shells and acts as a humectant.

Capsule Unknown
Brand Trust Report
Dr. Mercola

Founded 1997 · Cape Coral, Florida, USA · 319 products · mercola.com/

Certifications

6 certifications
Consumerlab Source available Primary evidence
Nsf Gmp Source available Primary evidence
Usda Organic Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
NSF Certified for Sport Supporting evidence unavailable
NSF Contents Certified Supporting evidence unavailable

Transparency

3 claims
Third Party Testing Claim — Verified Evidence available Evidence
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

8 incidents
Prop 65 Lead2025-04-18 Source available Primary source
Lawsuit Wrongful termination and breach of a severance contract by the former CEO.2024 Source available Primary source
Fda Warning Unapproved and misbranded products related to Coronavirus Disease 2019 (COVID-19).2021-02-18 Source available Primary source
Lawsuit False and unsupported claims that its indoor tanning systems are safe and do not increase the risk of skin cancer.2016 Source available Primary source
Fda Warning Illegal marketing of a medical device.2011-01-01 Source available Primary source
Fda Warning Illegal drug claims for various supplements.2006-01-01 Source available Primary source
Fda Warning Illegal drug claims for various supplements.2005-01-01 Source available Primary source
Fda Warning Letter FDA Warning Letter Source available Primary source
Related Supplements
Frequently Asked Questions
Is Dr. Mercola Iodine, 1 a good supplement?

Dr. Mercola Iodine, 1,500 mcg 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 1 active ingredients with 30 servings per container. Of the 2 inactive ingredients, 1 are rated safe and 0 ingredients are flagged for review. The manufacturer, Dr. Mercola, holds a brand trust score of 86/100.

What are the ingredients in Dr. Mercola Iodine, 1?

Dr. Mercola Iodine, 1 contains 1 active ingredients: Iodine (from potassium iodide) (1.500 mg). Notable high-dose ingredients include Iodine at 1000% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Dr. Mercola Iodine, 1 safe to take?

GoodSupp reviewed the inactive-ingredient data available for Dr. Mercola Iodine, 1,500 mcg. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Dr. Mercola a trustworthy supplement brand?

Dr. Mercola receives a brand trust score of 86/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1997 and headquartered in Cape Coral, Florida, USA, the company offers 319 products in their lineup. Note: Dr. Mercola has 8 historical regulatory incidents on record, which are factored into the trust score.

What is magnesium good for?

Magnesium Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding magnesium good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 150,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

How much magnesium per day?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What is zinc good for?

Zinc Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding zinc good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 150,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. 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.