10 Best Selenium Iodine Supplements of 2025

Tested and Reviewed: Top 10 Selenium Iodine Supplements deals with expert ratings from 8.1 to a perfect 10

April 2026 Edition

Editor's Choice

9.7

1 Body

1 Body Thyroid Support Supplement for Women and Men, Selenium with Iodine, Zinc, B12, Ashwagandha and L-Tyrosine, Supports Hormone Health, Energy and Metabolism, 30 Day Supply

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Editor's bottom line:

“This selenium iodine supplements is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Energy & Hormone Support A balanced blend of iodine, selenium, zinc, and supportive herbs designed to help maintain normal thyroid function, promote steady energy levels, and support overall wellness for women and men
Mental Clarity & Focus Features vitamin B12, L-Tyrosine, and ashwagandha to help support clear thinking, concentration, and a calm, focused mindset throughout the day
Metabolism & Weight Balance Contains forskolin, schisandra, and essential minerals that help support a healthy metabolic rate and assist with your everyday weight-management routine
Stress & Mood Support Formulated with adaptogenic herbs including ashwagandha and schisandra to help the body maintain balance during occasional stress and support a positive, centered mood
Clean & Trusted Formula Made in the USA with a gluten-free, soy-free, and dairy-free formula. Provides essential minerals such as selenium and iodine to support the thyroidcrafted for quality and peace of mind

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Picked by 397 people today

9.5

Natures Craft

Herbal Thyroid Support Complex - Potent Kelp Iodine Supplement with L Tyrosine, Bladderwrack, Selenium & Pure Ashwagandha for Hormone Balance - Mood & Energy Dietary Pills - 60 Count

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Main Highlights

THYROID SUPPORT FOR ENERGY & HORMONE BALANCE Our thyroid support for women & men is formulated to support thyroid health, hormone support & overall well-being, this herbal thyroid support complex helps promote energy levels, mental clarity, and metabolism for both men and women.
BOOSTS ENERGY, FOCUS & METABOLISM Our iodine supplements for thyroid are designed to combat fatigue, brain fog, and sluggishness, this thyroid supplement helps regulate thyroid hormones, promoting sustained energy, better mood, and a healthy metabolic rate.
POWERFUL HERBAL & MINERAL FORMULA This iodine thyroid supplement contains Kelp Iodine, L-Tyrosine, Bladderwrack, Selenium, Ashwagandha, Schisandra, Vitamin B12, and Zinc, these essential nutrients work together to support thyroid hormone production, reduce stress & enhance overall vitality.
HOW TO USE & IMPORTANT WARNINGS Take 2 thyroid support for men & women pills daily with food or as directed by your doctor. Consult your doctor before use if you are pregnant, nursing, have hyperthyroidism, an autoimmune condition, or are taking thyroid medications. Not for individuals under 18.
MADE WITH GLOBALLY SOURCED INGREDIENTS Manufactured with non-GMO, high-quality botanical ingredients, our thyroid complex formula is tested for purity, potency, and safety. This thyroid balance supplement provides effective thyroid support and hormone balance.

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9.5

ForestLeaf

Thyroid Support for Women and Men with Iodine - Energy, Focus & Power Thyroid Supplement - All Natural Herbal Mineral and Vitamin Complex with B12, Zinc, Selenium, Ashwagandha - 60 Vegetarian Capsules

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Main Highlights

ONE PART OF A MANAGED THYROID REGIMEN - Iodine supplements for thyroid are one part of a healthy thyroid management plan, but won't solve it alone. First, empower your journey with proper diet, regular exercise, stress relief, consistent sleep, and weight management.
THYROID SUPPORTING INGREDIENTS - Our thyroid complex contains a powerful blend of thyroid vitamins and minerals including Iodine, B12, Zinc, Selenium, Copper, Manganese, Molybdenum, and L-Tyrosine along with Ashwagandha, Schizandra, Coleus Forskohlii, and more.
TARGETS FATIGUE AND ENERGY LEVELS - This nutritious thyroid health blend of vegetarian ingredients is designed to boost overall health. It supports energy levels, concentration, fatigue, mood, and metabolism, so you can navigate a demanding schedule with more 'oomph'.
STAY FOCUSED, ALERT, ACTIVE & INVOLVED - Thyroid support for men and women to power through hectic days, fight fatigue, and combat the mental fog associated with thyroid imbalances. It helps harness enhanced focus, mental clarity, and optimized brain function.
SAFE INGREDIENTS, CONSULT WITH YOUR DOCTOR - 100% vegetarian and free from most allergy inducing ingredients including wheat, gluten, soy, milk, egg, fish, and tree nut. Speak with your healthcare provider and make the necessary lifestyle changes first before introducing any supplements to your regimen.

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9.2

Clean Nutraceuticals

Clean Nutra Selenium 300mcg Iodine 500mcg Thyroid Support for Women & Men | L Tyrosine 500mg Ashwagandha Supplement Bladderwrack, Turmeric, Kelp, Schisandra Zinc Pills Capsule Supplements

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Main Highlights

All-In-1 Thyroid Support Selenium Supplement & Potassium Iodide Complex for Women and Men - Our product takes selenium and zinc supplements and combines them with potassium iodine, l-tyrosine supplement, and ashwagandha capsules and the results are amazing. Normal thyroid vitamins and supplements contain selenium 200mcg. However, Clean Nutra has officially created an even more potent all in one thyroid supplement.
The Ultimate Thyroid Supplement & Iodine Supplement You've Been Looking For - Clean Nutra ThyroDefend provides 5 full-dose products in one thyroid support complex containing a full zinc supplement, iodine supplements for thyroid, selenium supplements, tyrosine powder, and ashwagandha supplements in a convenient 2 capsule dosage. Finally, iodine pills, zinc 50 mg and an ashwagandha supplement have been packed into one convenient solution.
Introducing the ThyroDefend Thyroid Supplements Blend - In addition to thyroid support for women and zinc supplements for men, our formula contains bladderwrack, turmeric, kelp extract, schisandra extract, forskolin, cayenne pepper, vitamin b complex, and magnesium. This is a powerful alternative to iodine drops, iodine tablets, nascent iodine, l tyrosine 1000mg capsules, and selenium 200mcg capsules. Not your typical mood support supplement, potassium iodide tablets.
Powerful Energy Supplements for Women & Mood Support Supplement - ThyroDefend is overflowing with potent zinc 50mg capsules and more such as Vitamin A, Vitamin C, Vitamin D3, Copper, Mangonese, and Molybdenum. Clear out the countless zink tablets, ayurveda products, zinc 25mg, and zinc supplements 50mg in your cabinet and replace it with just one inclusive supplement from Clean Nutraceuticals.
An Iodine Pills Thyroid Complex with Vetted and Trusted Ingredients - We pride ourselves in offering a quality supplement that combines the benefits of zinc pills, l tyrosine gummies, ashwagandha pills and more. Our formulas are proudly made in a registered and certified facility. Many products offer only a few ingredients like l-tyrosine powder and zinc 100mg. However, this all-in-one contains much more.

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9.0

NUTRAHARMONY

Thyroid Support for Women - Selenium 200 mcg | Astragalus | Zinc & Iodine | L-Tyrosine | Adaptogen Herbs - 21-in-1 Antioxidant & Immune Support - Made in USA - Vegan, Non-GMO, Lab Tested - 60 Capsules

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Main Highlights

20-in-1 Thyroid Complex All in one supplement capsules offer a comprehensive formula with 20 essential nutrients, including 200 mg Selenium, Iodine, Zinc, L-Tyrosine, Magnesium, Licorice, and more, providing optimal support for thyroid, immunity, aids with antioxidants & overall health and wellness.
Antioxidant & Immunity Aid Thyroid supplement rich in Selenium, Zinc, and other antioxidants, scavenges free radicals in the body & helps protect cells and tissues, promoting overall health and well-being. Enhance the activity of immunity and support the body's defense, bolstering overall immune system function.
Thyroid Support for Women & Men Specifically formulated adaptogen blend with Ashwagandha, Holy Basil, Rhodiola, Schisandra, Eleuthero, Astragalus, Cayenne Pepper & Sea Kelp to promote healthy thyroid function! Our blend is an ideal comprehensive choice for both thyroid support for men & thyroid support for women!
Made in USA Rest assured, our Selenium 200mcg Capsules are proudly manufactured in the USA under strict quality control standards, Third Party Tested & GMP certified. We adhere to rigorous procedures to ensure every batch's safety, purity, and efficacy. We use the most potent forms of each component to achieve maximum effect. Highest quality & purity to ensure the best results!
Trustworthy Service We are committed to providing exceptional customer service and transparency with NUTRAHARMONYs carefully selected multicomplex! With our Selenium supplement, you can trust that you're receiving a premium-quality supplement backed by scientific research and dedicated customer support!

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8.8

Clean Nutraceuticals

Clean Nutra Thyroid Support Drops Selenium Zinc Iodine L Tyrosine KSM66 Ashwagandha Vitamin D3 B12 A C Turmeric Kelp Schisandra Guggul Cayenne Basil Liquid Supplement Folate Copper Thyro Bloom Drop

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Main Highlights

Advanced thyroid support drops for women and men deliver a science-backed matrix of iodine, selenium, zinc, copper, vitamin D3, KSM-66 ashwagandha, premium l tyrosine and our Clean Thyro Bloom proprietary botanicals to help fuel natural hormone balance, sharpen focus, steady energy and encourage healthy metabolism. Fast-absorbing micro-emulsion technology skips hard-to-swallow pills, giving your underactive thyroid precisely the comprehensive nourishment it craves, morning or night.
The comprehensive thyroid tune-up youve been looking forwithout juggling multiple bottles or inconvenient formats. One concentrated 4 oz tincture replaces messy l-tyrosine powders, bulky l tyrosine 500mg or l-tyrosine 1000mg capsules, and chalky tablets by uniting bioavailable vitamins A, B6, B12, C, D3 plus kelp-sourced iodine, selenium and adaptogenic ashwagandha. Enjoy seamless sublingual dosing, clean taste, zero fillers and travel-friendly convenience in every alcohol-free drop.
Introducing the Clean Thyro Bloom Blend, an expertly calibrated fusion of turmeric, bladderwrack, guggul, holy basil, schisandra, cayenne and kelp that teams with tyrosine, copper and vitamin A to promote consistent energy, mental clarity and balanced mood throughout your busy day. Skip l-tyrosine 500mg capsules, l tyrosine 1000mg capsules, l tyrosine powder or tyrosine 1000mg pillsour micronized liquid maximizes cellular uptake for dependable, round-the-clock thyroid nourishment.
A powerful all-in-one l tyrosine supplement crafted for modern lifestyles: rapid-acting drops deliver synergistic methylated folate, methylcobalamin, vitamin C and D3 alongside iodine, selenium, zinc and clinically studied KSM-66 ashwagandha to help maintain healthy conversion, balanced cortisol, positive mood and optimal metabolic rate. No guessing dosages, no swallowing handfulsjust precision doctor-formulated support you can truly feel from the very first bottle.
Vetted and trusted ingredientsnon-GMO, gluten free, soy free, dairy free and rigorously third-party testedmake this tyrosine supplement a smart, sustainable upgrade to your daily wellness ritual. Every Clean Nutraceuticals batch is crafted in a USA certified facility, then analyzed for purity, potency and safety so you can confidently encourage thyroid function, vibrant skin and day-long vitality with nature-driven excellence in every measured serving.

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8.6

Earthier

Organic Selenium 200 mcg with Iodine and Silica All from Certified Organic Whole Foods - Two Month Supply

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Main Highlights

100% Certified Organic Whole-Food extracts from Mustard Seed Extract, Seaweed, and Bamboo Extract to provide standardised dosages of Selenium, Iodine and Silica
Specially designed and harvested from real foods for real results. Earthier do not use any preservatives, excipients, magnesium stearate, silicon dioxide, gluten and unless stated are all VEGAN friendly.

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8.3

NEW AGE

NEW AGE Selenium, Zinc, Iodine, L Tyrosine, Ashwagandha - Supplement for Women and Men with Bladderwrack, Turmeric, Silica Kelp, Schisandra - 120 Count

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Main Highlights

Selenium Supplement Blend
New Age Selenium Complex
Introducing the New Age Selenium, Zinc, Iodine, L Tyrosine, Ashwagandha Blend -
Silica Mineral Capsules
New Age Trusted Ingredients - We pride ourselves in offering a quality supplement

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8.1

Zen Haus

Zen Haus 12.5 mg with Selenium (as Selenomethionine) and More - 200 Tablets - Thyroid Plus Immune Support - High Potency Iodine Tablets - Compare to Lugol's Iodine Pills

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Main Highlights

IODINE COMPLEX with 12.5 mg of Elemental Iodine. Iodine and Selenium (Selenomethionine) 40 mcg, Chromium (Chromium Picolinate) 15 mcg, L-Tyrosine 30 mg, L-Theanine 20 mg, Riboflavin (Vitamin B2, Non-GMO) 1.3 mg. Researched and formulated for the right balance of molecular iodine and potassium iodide.
SAFER THAN LUGOL'S, STRONGER THAN NASCENT IODINE - Formulated with science based research and the traditional Japanese diet. Now includes L-Theanine to provide a calm focus. Great for coffee drinkers.
STRENGTHEN THE IMMUNE SYSTEM - Iodine and Selenium support the immune system.
MANUFACTURED in USA with Premium Non-GMO Ingredients
AVOID UNNEEDED INGREDIENTS - No added colors. Not made with gluten, dairy or soy products. No brassy taste. No digestive issues.

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8.1

NOW Foods

NOW Foods Supplements, Thyroid Energy™, Iodine and Tyrosine plus Selenium, Zinc and Copper, 180 Veg Capsules

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Main Highlights

SUPPORTS HEALTHY THYROID FUNCTION*: NOW Thyroid Energy is a complete nutritional supplement for the support of a healthy thyroid gland.* Take 2 capsules daily, preferably in divided doses with food
SUPPORTS HEALTHY METABOLISM*: NOW Thyroid Energy has the Ayurvedic herbal extracts from Ashwagandha to complement its nutritional support components*
CLASSIFICATIONS/CERTIFICATIONS: Non-GMO, Kosher, Dairy Free, Egg Free, Made without Gluten, Nut Free, Soy Free, Sugar Free
GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation)
Packaged in the USA by a family owned and operated company since 1968

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Our Best Overall Choice

Best Choice

9.7

1 Body

1 Body Thyroid Support Supplement for Women and Men, Selenium with Iodine, Zinc, B12, Ashwagandha and L-Tyrosine, Supports Hormone Health, Energy and Metabolism, 30 Day Supply

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Energy & Hormone Support A balanced blend of iodine, selenium, zinc, and supportive herbs designed to help maintain normal thyroid function, promote steady energy levels, and support overall wellness for women and men
Mental Clarity & Focus Features vitamin B12, L-Tyrosine, and ashwagandha to help support clear thinking, concentration, and a calm, focused mindset throughout the day
Metabolism & Weight Balance Contains forskolin, schisandra, and essential minerals that help support a healthy metabolic rate and assist with your everyday weight-management routine
Stress & Mood Support Formulated with adaptogenic herbs including ashwagandha and schisandra to help the body maintain balance during occasional stress and support a positive, centered mood
Clean & Trusted Formula Made in the USA with a gluten-free, soy-free, and dairy-free formula. Provides essential minerals such as selenium and iodine to support the thyroidcrafted for quality and peace of mind

Show Price

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