Supplement Prices (United States)

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101–155 of 155 products.Prices updated Aug 25, 2026, 3:32 PM.

$/mg iodine ā–¼DosePriceSizeFormRatingName
$0.0306 mg$44.28120 tabs Ā· 240 srvTablets4.8 (335)BIOTICS RESEARCH Iodizyme-HP Iodine 6.25mg/Sev, Thyroid Support, 120 Tabs | Cellular Metabolism, Promotes Energy, Supports Metabolic Function, T3, T4, TSH
$0.02910 mg$34.99120 caps Ā· 120 srvCapsules4.5 (400)Designs for Health Iodine with Selenium, Iodine Synergy, 120 Capsules | High Potency, Iodine (as Potassium Iodide) 10 mg, Selenium (as Selenomethionine) 40 mcg, 10mg Potassium Iodide, Non-GMO
$0.02925 mg$21.5630 caps Ā· 30 srvCapsules4.6 (671)Terry Naturally Tri-Iodine 25 mg - Thyroid Health - 30 Count | Iodine. Thyroid, Breast, Prostate and Hormone Balance Support. 30 capsules.
$0.02813 mg$31.9690 caps Ā· 90 srvCapsules4.7 (992)Terry Naturally Tri-Iodine 12.5 mg - Thyroid Health Supplement - 90 Count | Iodine. Thyroid and Hormone Balance Support. 90 capsules.
$0.02813 mg$105.005Ɨ Ā· 300 tabs Ā· 300 srvTablets4.6 (124)Natural Living Iodine Plus 2 for Low Thyroid - 5 Bottles
$0.0272 mg$15.9959 g Ā· 300 srvLiquid4.4 (617)Lugols Iodine Solution 2% - 1 Year Supply - High Potency Liquid Oral Iodine Drops with Superior Absorption – Improves Overall Health & Energy for Women, Men, Kids - 2 fl Oz (Pack of 1)
$0.02513 mg$55.16180 caps Ā· 180 srvCapsules4.7 (992)Terry Naturally Tri-Iodine 12.5 mg - Thyroid Health Supplement - 180 Count | Iodine. Thyroid and Hormone Balance Support. 180 capsules.
$0.024500 µg$16.9930 g Ā· 1,440 srvLiquid4.6 (640)Stomach Saver from Dr. Clark Store, Contains Lugol’s Iodine 2% Granular Iodine - 1 fl. Oz with a Dropper and Cone Cap for Traveling
$0.02350 mg$104.1490 tabs Ā· 90 srvTablets4.5 (893)Optimox Iodoral 50 mg Iodine Thyroid Support, 90 Count | Iodine and Potassium Iodide Supplement for Thyroid and Immune System Support, Non-GMO and Gluten-Free Formula
$0.01813 mg$45.00200 tabs Ā· 200 srvTablets4.5 (811)Zen Haus 12.5 mg High Potency Iodine Complex with Selenium – Thyroid Support Supplement – 200 Tablets – Compare to Lugol's
$0.01813 mg$44.95200 caps Ā· 200 srvCapsules4.6 (702)Iodine SublimeĀ® 12.5mg 200 High-Bioavailable Caplets with Potassium Iodide for Thyroid & Metabolism Support Compare to Iodoral 12.5
$0.01813 mg$19.9590 tabs Ā· 90 srvTablets4.3 (21)Iodine+ 12.5 mg Supplement Tablets | Dual-Source Potassium Iodide USP & Free Iodine USP | Transparent Label | No Proprietary Blends | 90-Day Supply
$0.0171 mg$15.29907 g Ā· 907 srvPowder4.5 (1.1K)Micro Ingredients Organic Kelp Powder, 2 lb | Whole Plant Sea | Easy to Mix | Long-Lasting Supply for Smoothies, Soups, & Recipes | Source of Iodine | Non-GMO, Vegan
$0.01613 mg$11.9560 tabs Ā· 60 srvTablets4.5 (372)IOPlus by Pure Horizon Niacin-Free Iodine Supplement
$0.01613 mg$17.5090 tabs Ā· 90 srvTablets4.5 (541)Brain Basics Ultra Iodine Complex Supplement for Thyroid Support, Iodine and Potassium Iodide in One, Iodine Supplement for Thyroid and Brain Health, 12.5 mg Iodine and Potassium Iodide - 90 Tablets
$0.014325 µg$7.99118 g · 1,714 srvLiquid4.6 (304)Horbäach Nascent Iodine | 325mcg | 4oz | Organic Liquid Supplement | Vegan, Non-GMO & Gluten Free Vitamin
$0.01230 mg$21.5660 caps Ā· 60 srvCapsules4.5 (1K)Terry Naturally Thyroid Care Plus - Thyroid Health Supplement - 60 Count | Iodine. Iodine, Selenium and Ashwagandha Thyroid Support Supplement. 60 capsules.
$0.001665 mg$21.40200 caps Ā· 200 srvCapsules4.6 (837)Sea Kelp Natural Iodine, Non-GMO, Vegan, 65mg, 200 Veg Caps - 200 Servings | Plant Based, 10:1 Ascophyllum nodosum Extract, Min 325mcg Iodine & BioPerine, Made in USA cGMP Registered Facility
$0.0010225 mg$21.99100 tabs Ā· 100 srvTablets4.3 (278)Thyroid Support for Women, Iodine Supplements for Thyroid, 225mg – Natural Metabolism & Energy, Organic Seaweed from North Atlantic Ocean, Plant-Based, Non-GMO - 100 Tablets
$0.0006600 mg$21.4160 caps Ā· 60 srvCapsules4.6 (128)Wild & Organic Sea Kelp Capsules 600 mg - Immune Support - 60 Count | Sea Kelp Iodine for Men & Women - Ocean Seaweed Supplement - Vegan, No Fillers
$0.0005600 mg$25.4690 caps Ā· 90 srvCapsules4.6 (128)Wild & Organic Sea Kelp Capsules 600 mg - Immune Support - 90 Count | Sea Kelp Iodine for Men & Women - Ocean Seaweed Supplement - Vegan, No Fillers
$0.0003600 mg$24.92120 caps Ā· 120 srvCapsules4.6 (128)Wild & Organic Sea Kelp Capsules 600 mg - Immune Support - 120 Count | Sea Kelp Iodine for Men & Women - Ocean Seaweed Supplement - Vegan, No Fillers
$0.0003600 mg$27.62180 caps Ā· 180 srvCapsules4.6 (128)Wild & Organic Sea Kelp Capsules 600 mg - Immune Support - 180 Count | Sea Kelp Iodine for Men & Women - Ocean Seaweed Supplement - Vegan, No Fillers
~$0.0002~550 mg$9.69100 caps Ā· 100 srvCapsules4.5 (117)SOLARAY Kelp 550 mg with Folic Acid for Healthy Thyroid Function, Energy & Metabolism Support | Non-GMO | 100 VegCaps
~$0.0002~550 mg$15.49180 caps Ā· 180 srvCapsules4.6 (159)SOLARAY Kelp 550 mg with Folic Acid for Healthy Thyroid Function, Energy & Metabolism Support | Non-GMO | 180 VegCaps
$0.000020 g$14.49118 g Ā· 118 srvLiquid4.5 (8.1K)Carlyle Lugols Iodine 2 Percent | 4 fl oz (Pack of 1) | Potassium Iodide and Iodine Solution 2% Liquid Drops
$0.000020 g$17.9559 g Ā· 1,200 srvLiquid4.6 (17.4K)J.CROW'SĀ® Lugol's Solution of Iodine 2% 2 oz (1 Bottle) – Premium Iodine & Potassium Iodide Liquid, Gluten & Alcohol-Free Natural Brine Extract, No Expiration - 1200 Drops
$0.000020 g$34.952Ɨ Ā· 118 g Ā· 2,400 srvLiquid4.6 (17.4K)J.CROW'SĀ® Lugol's Solution of Iodine 2% 2 oz (2 Bottle) – Premium Iodine & Potassium Iodide Liquid, Gluten & Alcohol-Free Natural Brine Extract, No Expiration - 1200 Drops
—500 µg$29.95118 gLiquid4.1 (637)ThyroBloom Thyroid Support for Women Liquid Drops Iodine L-Tyrosine Selenium Copper Ashwagandha Zinc Kelp Bladderwrack Schisandra Guggul Turmeric Vitamin A D3 B12 Folate Supplement by Clean Nutra 4oz
4 ingredients
Iodine—Vitamin D3—Zinc—Vitamin B12—
—~225 µg$30.99—Capsules4.3 (23.4K)1 Body Thyroid Support for Women & Men, Iodine & Selenium Supplement | Supports healthy thyroid function, energy production, metabolism & daily wellness with essential nutrients.
—3 mg$19.9559 gLiquid4.7 (5.2K)Organic Lugol's Iodine Liquid Drops Supplement - 2% Thyroid Non-GMO 2 Oz | Earth Harmony Iodine Supplement, Potassium Iodide, Thyroid Support, 3000mcg
—~250 µg$17.99—Capsules4.6 (1.9K)Organic Iodine Supplement from Sea Vegetable Complex, Whole Food & Raw Form - Iodine Plus Trace Mineral Complex – Contains Purest Icelandic Sea Kelp, Irish Moss & Bladderwrack (250 mcg)
—~225 µg$9.9559 gLiquid4.6 (1.1K)LIQUIDHEALTH USDA Organic Nascent Iodine Liquid Drops, Pure Iodine Supplement for Thyroid & Immune Support, Energy Supplement - Made in USA, Vegan, Colorless, Tasteless Tincture (2 oz)
—~225 µg$9.2960 gLiquid4.5 (8.1K)Carlyle Lugols Iodine 2 Percent | 2 fl oz (Pack of 1) | Potassium Iodide and Iodine Solution 2% Liquid Drops
—150 µg$8.4959 gLiquid4.6 (168)365 by Whole Foods Market, Liquid Iodine with Kelp, 2 OZ
—225 µg$19.9960 gLiquid4.7 (241)Trace Minerals Ionic Iodine Drops, 225 mcg Potassium Iodide, 2 fl oz | Supports thyroid and immune health, 70+ ionic trace minerals, Metered dropper for variable dosing, Mixes with juice or water
—400 µg$37.0130 gLiquid4.7 (205)Enviromedica Nascent Iodine Liquid Tincture Drops for Support and Detoxification of The Thyroid (1ounce)
—~3 mg$16.9560 gLiquid4.6 (696)Nascent Iodine Supplement | 2800mcg | Potassium Iodide | Iodine Drops | 100% Vegan | Clear Color | Large 2oz
—~225 µg$19.97—Liquid4.6 (1.3K)Nascent Iodine Supplement | Nascent Iodine Drops for Increased Energy & Optimal Health | Liquid Supplement and Immunity Booster
—~225 µg$19.95—Capsules4.7 (68)Organic Raw Whole Food Iodine Supplement from Kelp (Ascophyllum Nodosum) | Potassium Iodide Tablets Alternative. For Thyroid, Energy, Immune Support. 60 USDA Organic Vegan Capsules by Peak Performance
—6 mg$22.99—Capsules4.6 (63)Iodine Complex Blend for Thyroid - Vegetarian | Suzy Cohen Iodine blend in vegetarian capsules for dietary support, thyroid wellness and essential mineral intake
—600 mg$11.95—Capsules4.6 (546)CNP | Icelandic Sea Kelp Capsules 600mg - Iodine, Thyroid Support Pills | Organic Sea Kelp Capsules With 600mg Raw Seaweed Iodine For Thyroid Support; Vegetarian, Gluten Free, Kosher, USA Made
—~2 µg$9.4459 gLiquid4.5 (443)Kelp Liquid 2 Ounces
—~225 µg$14.36—Capsules4.5 (43)Bluebonnet Nutrition Atlantic Sea Kelp Iodine 225 mcg | Non-GMO, Organic, Gluten-Free, Soy-Free, Dairy-Free
—~225 µg$21.99—Liquid4.5 (62)HERBALICIOUS Iodine Drops – Natural Iodine Liquid from Sea Kelp – Thyroid Supplement for Energy, Digestion & Immune Support – Organic Non-GMO Formula – 2 fl oz
—~225 µg$4.4843 gPowder4.4 (1.6K)Maine Coast Sea Vegetables Kelp Granules Blend | Organic Seaweed Snacks | Sustainably Harvested | Low Sodium Salt Alternative | Rich in Iodine & Minerals | Ideal for Soups, Salad | 1.5 oz (Pack of 1)
—~225 µg$36.951.36 kgPowder4.6 (709)Dogzymes Organic Norwegian Kelp for Pets, a Valuable Nutrition Source Rich in Iodine to Support Gland Function, Especially The Thyroid (3 Pound)
—~225 µg$8.99113 gPowder4.4 (455)Organic Kelp Powder for Dogs - 4oz Thyroid & Dental Support with 5cc Scoop | Kelp Granules - Good for Healthy Thyroid Function, Reduce Dental Plaque, and Skin Health - Made in the USA
—~225 µg$21.95—Liquid4.3 (5)Kelp Iodine Liquid Drops Supplement | Sea Kelp Extract, Natural Iodine Trace Minerals, Metabolism & Daily Wellness, Thyroid Support for Women & Men, Vegan
—~225 µg$9.95100 gPowder4.1 (20)Gentle Creatures Organic Sea Kelp for Dogs & Cats, Iodine Supplement, 3.5oz | single ingredient; Icelandic geothermal kelp; 60+ minerals & vitamins; thyroid & coat support; food topper
—~225 µg$26.99—Powder4.6 (343)Organic Kelp Powder for Dogs, Dried Sea Kelp Supplement for Thyroid Function, Dental Health, Immune Support, Digestion, Skin & Coat - Iodine Rich - Multivitamin for Cats & Dogs - Made in USA
—~225 µg$14.952ƗLiquid4.6 (1.1K)LIQUIDHEALTH USDA Organic Nascent Iodine Liquid Drops, Pure Iodine Supplement for Thyroid & Immune Support, Energy Supplement - Made in USA, Vegan, Colorless, Tasteless Tincture (2 Pack)
—75 µg$18.60—Liquid5 (1)BIOTICS Research Liquid Iodine Liquid Formula 75mcg/Drop Precise Dosing 2fl | Premium Formula, Professional Grade, Iodine supplement Supports Thyroid Health, Energy & Mental Clarity, Superior Absorption
—~225 µg$39.45—Liquid4.6 (3.5K)GS Plant Foods Liquid Kelp Fertilizer – Suitable for Organic Growing, OMRI Listed Seaweed Concentrate for Lawns, Gardens & Soil - 1 Gallon (Makes Up To 800+ Gallons)
—~225 µg$23.8928 gPowder4.6 (1.3K)Life Line Organic Ocean Kelp Supplement for Dogs, Cats, Horses & Livestock | Natural Source of Iodine for Skin, Shiny Coat & Immune Support | Helps Reduce Tartar, Shedding & Aids Digestion – 1.5 lb

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