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Best iodine supplements - Holiday Sale 2025

Last Updated - December 14, 2025

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Optimox

ARG Optimox Iodoral 12.5 mg - Iodine & Potassium Iodide Supplement for Thyroid & Metabolic Balance Support - Free of Soy & Gluten - 90 Servings - 90 Tablets

Optimox

$38.89

More Details
Main highlights
- Solutions Backed by Science: For more than 45 years, Allergy Research Group has delivered trusted supplements through our relentless focus on quality, consistency and innovation
- Highest Purity Standards: Our mineral supplements are free from gluten, dairy, soy, corn, nuts, egg, shellfish, fish, sesame and yeast
- Healthy Metabolism & Thyroid Support: These potassium iodide tablets are a metabolic health supplement that supports a healthy immune system, cellular health and normal antioxidant activity*
- Daily Wellness Supplement: These tablets are designed to support optimal thyroid hormone synthesis, energy metabolism, antioxidant protection and resilience to environmental halogen exposure.*
- Daily Iodine Supplement: ARG Optimox Iodoral 12.5 mg is a high-potency iodine supplement that supports healthy thyroid hormone production*
$38.89
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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Dr. Berg Nutritionals

Dr. Berg Sea Kelp Enhanced Iodine - 200 mcg of Premium Iodine - Seaweed Blend Includes Klamath Blue-Green Algae & Sea Kelp - 90 Capsules

Dr. Berg Nutritionals

$33.99

More Details
Main highlights
- 𝟯𝟬-𝗗𝗔𝗬 𝗚𝘂𝗮𝗿𝗮𝗻𝘁𝗲𝗲 - If for any reason you're not happy with the results you experience within the first 30 days, we're happy to give you a full refund! Send us a message, and the refund will be processed as long as it's requested within 30 days of purchase.
- 𝗪𝗛𝗬 𝗪𝗘’𝗥𝗘 𝗗𝗜𝗙𝗙𝗘𝗥𝗘𝗡𝗧 - Also known as The Knowledge Doc, Dr. Berg has spent most of his life researching and providing natural solutions to everyday health problems. This extensive research and thousands of hours working with patients are what sets us apart from other brands, as it has allowed us to create proprietary blends you can’t get anywhere else.
- 𝗨𝗦𝗔 𝗚𝗠𝗣 𝗖𝗘𝗥𝗧𝗜𝗙𝗜𝗘𝗗 𝗠𝗔𝗡𝗨𝗙𝗔𝗖𝗧𝗨𝗥𝗜𝗡𝗚 - Our state-of-the-art manufacturing facilities are located in the US and are staffed with highly trained individuals who formulate superior products. Being certified under US laws and regulations (GMP Certified), these facilities are uncompromising when it comes to cleanliness and quality control.
- 𝗜𝗡𝗖𝗥𝗘𝗗𝗜𝗕𝗟𝗘 𝗜𝗡𝗚𝗥𝗘𝗗𝗜𝗘𝗡𝗧𝗦 - We're sorry to say it, but if you’re looking for cheap, you’re in the wrong place. We search far and wide, domestic and international, to provide high-quality ingredients for which your body will thank you. Unfortunately, getting the best ingredients from domestic and international farms can come at a higher-than-normal cost. If quality, satisfaction, and results are essential to you, you’re in the right place!
- 𝗚𝗘𝗧 𝗔 𝗗𝗔𝗜𝗟𝗬 𝗕𝗢𝗢𝗦𝗧 𝗢𝗙 𝗜𝗢𝗗𝗜𝗡𝗘 - This powerful formula combines 135 mg of our unique proprietary blend of algae and sea kelp with 200 mcg of premium-quality iodine. What's unique about our Sea Kelp Iodine supplement is it comes from an underwater forest in the pristine waters of Iceland.
$33.99
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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

MaryRuth Organics

MaryRuth Organics Iodine Liquid Drops | Potassium Iodide | 1 Year Supply | 450 Servings | Thyroid Health | USDA Organic| Vegan | Non-GMO | Gluten Free | 1 Fl Oz

MaryRuth Organics

$19.95

$21.95
(9% Off)

More Details
Main highlights
- Vegan Formula: 250 mcg Iodine (as Potassium Iodide). Other Ingredients: Organic Vegetable Glycerin and Purified Water. The suggested serving of our Iodine Liquid Drops contains more than the recommended daily value for adults, except for those lactating. An individual’s iodine needs are impacted by diet. Consult with a healthcare professional to determine if supplementing iodine intake is the right choice for you!
- Thryroid Health: This trace element is especially important for thyroid health, which regulates hormone production, which in turn plays an important role in metabolism. Support your body with this essential micronutrient!
- Prenatal Iodine: At particular risk for iodine deficiency are those on a vegan or vegetarian diet, or those pregnant and nursing. Iodine is crucial during pregnancy, when the body requires greater amounts of iodine to support the developing fetus.
- For Most Lifestyles: Iodine Liquid Drops by MaryRuth's are USDA Organic, Non-GMO, Vegan, Dairy Free, Nut Free, Gluten Free, Soy Free. No Added Sugar, No Artificial Colors. Made in a GMP Facility. Clean Label Project Certified. B Corp Certified.
- Essential Mineral Iodine: This bottle will last you - a little goes a long way. With only 2 drops per serving, you’ll receive 450 servings! The body doesn’t naturally produce iodine, so it is an essential part of any diet. Iodine deficiencies can lead to feeling fatigued and weak, dry and brittle hair, skin, and nails, and weight gain.
$19.95
$21.95 (9% Off)
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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Pure Encapsulations

Pure Encapsulations Iodine - Supplement to Support The Thyroid & Help Maintain Healthy Cellular Metabolism - with Premium Potassium Iodide - 120 Capsules

Pure Encapsulations

$19.60

More Details
Main highlights
- Thyroid Support: Pure iodine capsules for premium thyroid gland health support; helps to maintain healthy cellular metabolism
- Pure Quality: Our supplements are made with premium ingredients sourced from trusted suppliers and guided by nutritional experts, then manufactured and tested to verify potency and purity
- Pure Difference: What we leave out matters, too; Pure Encapsulations products are FREE FROM common allergens, artificial or unnecessary ingredients, and GMOs
- Metabolism Support: Iodine for thyroid health supports also supports all cells; supports cell energy activity in tissues and organs
- Hormone Support: Iodine supplement helps support the formation of thyroid hormones for optimal hormone balance; iodine is absorbed by thyroid gland
$19.60
5
Best Value
16% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Earth Harmony Naturals
16% Off

Organic Lugol's Iodine, Iodine and Potassium Iodide 2% Solution 3000 mcg - Liquid Supplement Drops for Thyroid Support for Women & Men, Metabolism Health, Detox Boost - Non-GMO, 395 Servings (2 Oz)

Earth Harmony Naturals

$14.95

$17.95
(16% Off)

More Details
Main highlights
- We Know You'll Love It - We pride ourselves on the quality of our ingredients and we just know you'll love your results! We're here to help you make the choice for a healthier lifestyle.
- Highest Quality- Our vegan-friendly formula is also free of gluten, soy, dairy, GMOs, nuts, sugar, artificial flavors, synthetic dyes, and toxic fillers. Produced in an Earth-friendly, cGMP facility with only the highest quality ingredients.
- Helps Reduce Thyroid Vascularity - This is used to help reduce loss in blood in the thyroid gland and helps with any other complications that you can prepare for. Our 2 percent solution is perfect to help monitor healthy hormone levels.
- Consistent Metabolism & Energy - A healthy thyroid helps keep our metabolism stable & well-adjusted to maintain healthy weight. Our non-gmo, vegan-friendly product assists with regular thyroid function to maintain energy levels for longer.
- Cognitive Function Support - Clear out brain fog and maintain the concentration & focus you need to thrive at work or anywhere you may go. Keeping your iodine levels intact supports a healthy endocrine system that prompts proper brain development.
$14.95
$17.95 (16% Off)

Best iodine supplements - Holiday Sale 2025

ARG Optimox Iodoral 12.5 mg - Iodine & Potassium Iodide Supplement for Thyroid & Metabolic Balance Support - Free of Soy & Gluten - 90 Servings - 90 Tablets

Dr. Berg Sea Kelp Enhanced Iodine - 200 mcg of Premium Iodine - Seaweed Blend Includes Klamath Blue-Green Algae & Sea Kelp - 90 Capsules

MaryRuth Organics Iodine Liquid Drops | Potassium Iodide | 1 Year Supply | 450 Servings | Thyroid Health | USDA Organic| Vegan | Non-GMO | Gluten Free | 1 Fl Oz

Pure Encapsulations Iodine - Supplement to Support The Thyroid & Help Maintain Healthy Cellular Metabolism - with Premium Potassium Iodide - 120 Capsules

Organic Lugol's Iodine, Iodine and Potassium Iodide 2% Solution 3000 mcg - Liquid Supplement Drops for Thyroid Support for Women & Men, Metabolism Health, Detox Boost - Non-GMO, 395 Servings (2 Oz)

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