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Thyroid Extracts Comparison - July 2025

1
Best Choice
9.7Exceptional
2
9.6Exceptional
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Model

J.CROW'S® Lugol's Solution of Iodine 2% 2 oz (2 Bottles) – Premium Potassium Iodide Liquid, Supports Thyroid & Energy, Gluten &, Alcohol-Free Natural Brine Extract, No Expiration
Model
Dr. Westin Childs - T3 Conversion Booster - Thyroid Support for Women with Hypothyroidism & Hashimoto’s - Iodine, Ashwagandha, Guggul Extract, Selenium & Zinc Complex - 60 Servings

Brand

J. CROW'S
Brand
Dr. Westin Childs

Reviews

43,272 reviews
Reviews
1,572 reviews

Available On

Available On

Our Top 2 Picks

Here are the top 2 recommended products with more information to help you find the right product for you
  • 9.7
    1
    J. CROW'S

    J.CROW'S® Lugol's Solution of Iodine 2% 2 oz (2 Bottles) – Premium Potassium Iodide Liquid, Supports Thyroid & Energy, Gluten &, Alcohol-Free Natural Brine Extract, No Expiration

    Why we love it

    Never expires; stable iodine source.
    Boosts energy and mental clarity.
    Pure, natural, and versatile.
    Main highlights
    • SUPPORTS THYROID FUNCTION: This powerful lugols iodine solution helps maintain optimal thyroid health, regulating metabolism and promoting overall wellness. It plays a crucial role in enhancing energy levels, supporting clear thinking, and boosting vitality
    • PREMIUM IODINE SOLUTION: J.CROWS Lugols Iodine 2 percent and potassium iodide solution is derived from 320-million-year-old natural brine deposits in the Western USA, offering a unique & high-quality iodine source. A traditional chemical mixture in use since 1841
    • LONG-LASTING & STABLE: Lugol's iodine j crow solution has a remarkable shelf life and never expires, making it a reliable iodine source. Store it at room temperature, away from sunlight—no refrigeration required for optimal freshness and potency
    • EASY TO USE & VERSATILE: The dropper bottle allows for convenient and precise dosing. Ideal for dilution in water, iodine drops are perfect for various uses—whether for internal health support, or as a natural disinfectant & antiseptic for external applications
    • ALL-NATURAL & PURE: Derived from mined crystals, J.crows lugols iodine solution 2 oz is free of shellfish, gluten, and alcohol. With no added preservatives or artificial chemicals, it’s the purest iodine supplement you can find—perfect for daily use
  • 9.6
    2
    Dr. Westin Childs

    Dr. Westin Childs - T3 Conversion Booster - Thyroid Support for Women with Hypothyroidism & Hashimoto’s - Iodine, Ashwagandha, Guggul Extract, Selenium & Zinc Complex - 60 Servings

    Main highlights
    • T3 SUPPORT FOR THYROID PATIENTS - T3 is the most important thyroid hormone. This special blend helps the body naturally create more T3 directly in the thyroid gland and peripherally in the tissues. Very few supplements focus on T3 levels and instead support T4 thyroid hormone which is inactive. T3 support is ideal for men, women, and those with all thyroid conditions such as Hashimoto’s, thyroid removal, thyroidectomy, RAI, and hypothyroidism.
    • SUPPORT ENERGY - The thyroid and adrenal glands are closely linked! You can’t support one without thinking about the other. For this reason, T3 Conversion Booster contains ashwagandha which acts as an adrenal adaptogen for cortisol support. Can be used in cases of high cortisol and low cortisol.
    • NATURALLY ENHANCE T4 TO T3 CONVERSION - Ingredients such as zinc, selenium, and guggul extract help deiodinase enzymes create T3 thyroid hormone or triiodothyronine. But that’s not all. Vitamin A and Vitamin E are also included to help with thyroid cellular sensitivity and thyroid resistance. So once the body creates T3 it can actually use it in your cells!
    • IODINE SUPPLEMENT - Natural sources of iodine in the form of kelp are also included in this formula! Iodine is essential for thyroid health and is required by all humans. Iodine is safe to use when combined with selenium which protects against thyroid gland damage.
    • CLEAN SUPPLEMENTS & CLEAN INGREDIENTS - T3 Conversion Booster is gluten-free, dairy-free, soy-free, GMO-free, and free of artificial colors, sweeteners, and preservatives. It is made in the USA in a GMP-certified facility and undergoes third-party testing for heavy metals, mold, and microbes.

Our ranking system

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