Best Natural Selenium Supplements in 2026

Heart, bone and nerve support supplement: contains one 200 count bottle of Nature Made Magnesium Oxide 250 mg Tablets for a 200-day supply

Magnesium 250mg helps relax the body and supports muscle relaxation, nerve, heart and bone health

Magnesium is an essential mineral that is required for more than 300 enzymatic reactions in the body

SUPERIOR ABSORPTION VS. REGULAR CoQ10 — With superior absorption compared to regular1 CoQ10, Qunol Mega CoQ10 can help you reach optimal levels of CoQ10 quicker, so you can experience the potential benefits faster

With superior absorption compared to regular [2] CoQ10, Qunol 100mg Ubiquinol capsules can help you reach optimal levels of Coenzyme Q10 sooner, so you can experience the potential benefits faster.

100% WATER AND FAT-SOLUBLE — Qunol CoQ10’s patented formulation is 100% water and fat-soluble, unlike regular [2] CoQ10 that does not dissolve in water and dissolves very poorly in fat. Gluten free

PURE CoQ10 800MG SOFTGELS - Each softgel contains 800mg pure CoQ10, ubiquinol CoQ10 as a powerful antioxidant and works well in your heart, energy production, and fertility. Ciaceae CoQ10 ubiquinol supplement features double potency co q10, unlike normal coq10 100mg, coq10 200mg, coq10 300mg, coq10 400mg, or coq10 600mg of ubiquinol coq10 supplement, our liposomal ubiquinol coq10 800mg supplement features suitable dose and maximizes and restores natural CoQ10 to ideal levels, a 60-day supply.

POWERFUL ACTIVE UBIQUINOL ANTIOXIDANT - Ubiquinol is the preferred form of Coenzyme Q10 (CoQ10). The active form of ubiquinol is 3X times more bioavailable than Ubiquinone which is more easily absorbed and utilized by the body. Compared with the regular 400mg of 60 days supply, our 800mg Ubiquinol CoQ10 mg is twice that, plus 3x better absorption, one bottle is worth six bottles, meeting your needs throughout the year! Save Your money!

10X HIGH ABSORPTION WITH LIPOSOMAL - Why choose liposomal CoQ10? Liposomal CoQ10 is a form of Coenzyme Q10 (CoQ10) that has been encapsulated in liposomes. Liposomes are tiny, spherical particles made up of a lipid bilayer that is designed to improve the absorption of CoQ10 by protecting it from degradation in the digestive system and facilitating its transport across cell membranes, this can help ensure that the CoQ10 is delivered to the cells so that you can win more than 99% absorption rate.

5000 IU / 180 mcg

Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery

Vitamins D-3 & K-2; Dairy free

Extra Strength Liquid Nighttime Multimineral: No melatonin! Contains vitamins, minerals, and antioxidants your body needs, with additional Magnesium and Calcium compared to our original blend. MaryRuth’s Liquid Nighttime Multimineral helps manage stress and ensures that your body is getting needed vitamins and minerals for a good night's rest.

Multiple Benefits: Benefit from optimized Magnesium levels to achieve quality sleep. Contains Vitamin D3 for the efficient absorption of minerals and Vitamin C to support immune function during sleep. Vitamins D3, C, Magnesium, Zinc, and Copper together may support relaxation and sleep, while Boron, Manganese, Zinc, D3 and Calcium may help maintain bone health and nerve health.

Vegan Formula with Extra Strength Multiminerals: This bottle contains the same nutrients as our original Nighttime Multimineral Supplement, but with extra magnesium and calcium! Benefit from Vitamin C, Vitamin D3, Calcium Citrate, Magnesium Citrate, Zinc, Selenium, Copper, Manganese, Chromium, and a Proprietary Blend of trace minerals, Methylsulfonylmethane (MSM), Boron Chelate, Hesperidin, etc. Other Ingredients: Natural Lemon flavor, Citric Acid, and Potassium Sorbate (to preserve freshness).

YOUR SELENIUM SOLUTION: This important nutrient is lacking in most people's diets and is essential for optimal health - but it can not be made by the human body! This all-in-one capsule is perfect for those seeking for a natural way to obtain selenium.

SELENIUM AND MORE: This dietary supplement also offers vitamins, and a blend of fruit extracts and amino acids—to help protect against cell-damaging free radicals and support a healthy body.

90 SERVINGS: Selenium 100 MCG | Antioxidant rich nutrients including: Vitamin A, Vitamin C, Vitamin D3, Vitamin E, Zinc, and more!

100% WILD HARVESTED WITH BLACK TOP CRUST – The Chaga mushroom thrives on birch trees, deep in the pristine forests of Siberia. Unlike some brands that offer only 30% black crust, each Sayan Siberian Chaga chunk is exclusively packaged complete with its nutrient-rich crust, the most beneficial part of this medicinal mushroom. Our raw, wild forest harvested Chaga is never dried in the sun and stringently processed through our pharmaceutical grade herb dryer.

PROMOTES IMMUNE FUNCTION & DIGESTION – Referred to as the ‘Gift from God’ or ‘Mushroom of Immortality’, the Chaga mushroom is an effective adaptogen that can help the body manage stress. Rich in polysaccharides and beta glucans which are important to maintaining a well immune system, this natural supplement helps inflammation reduction, increases the body's resistance to stress and ability to detoxify the liver, eases and soothes mild tension, and boosts energy and stamina.

POWERFUL ANTIOXIDANT and ADAPTOGEN – Siberian Chaga is teeming with vitamins A, B complex, C, D, E and K, as well as manganese, iron, calcium, zinc, selenium, fiber, polysaccharides and phytonutrients. A powerful antioxidant which protects cell components against free radicals, this amazing adaptogen and natural immune booster supports digestion and improves the appearance of skin and hair.

Most brands only give Vitamin D and miss out on it's important combination with Vitamin K. Peak Performance Vitamin D with All 3 Types Of Vitamin K for Strong Bones!*

High Potency & Maximum Absorption: Vitamin D improves your bone health by helping you absorb calcium. Vitamin K directs calcium to your skeleton. Overall support for Healthy Heart, Strong Bones, Boosted Immune System & Better Mood.*

Free of Gluten, GMOs, Additives, Preservatives, Artificial Colors, Soy, and Dairy. Manufactured Under The Highest Quality GMP Regulations and USA Standards.

MINERALS - Mineral supplement provides adequate amounts of important minerals including Magnesium, Zinc, Selenium, Copper, Potassium, Chromium, and Iron

HERBS - In addition to Vitamin B12, these daily vitamins for men and women include health-enhancing herbs such as dandelion root, alfalfa aerial parts, and rose hips.

AMINO ACIDS - Considered the building blocks of proteins, this multivitamin provides essential amino acids including L-leucine, L-lysine, L-valine, L-arginine, and L-isoleucine

QUNOL LIQUID COQ10 FOR HEART HEALTH” CoQ10 helps support heart and vasuclar health because it plays a role in producing the energy needed by our hearts and helps promote healthly pressure levels. Directions: Adults take two teaspoons (5 ml each) before, with, or after a meal or as recommended by your healthcare professional

CARDIOLOGIST RECOMMENDED FORM OF COQ10” With superior absorption compared to regular CoQ10, Qunol 100mg CoQ10 can help you reach optimal levels of Coenzyme Q10 sooner, so you can experience the potential benefits faster.

100% WATER AND FAT-SOLUBLE” Qunol CoQ10s patented formulation is 100% water and fat-soluble, unlike regular CoQ10 that does not dissolve in water and dissolves very poorly in fat.

Designed for Teens:Specially formulated to support the nutritional needs of teenage boys and girls 12-18. Supports healthy growth and development, immune health, energy and focus, healthy vision, and healthy skin and hair.

Premium Plant-Based Ingredients: Our Whole Food Multivitamins are made with plant-based vitamins and minerals including Vitamin D3 from lichen, Vitamin E from Sunflower, and Calcium and Magnesium from marine algae.

Better Bioavailability: Our premium formula includes activated B vitamins like Methyl Folate, B6 P-5-P, and B12 Methylcobalamin, and chelated minerals like Selenium and Zinc for better absorption and bioavailability.

WHY US: We looked at all other Selenium supplements on the market and were surprised of the poor quality supplements out there. We decided we should source the finest ingredients and sell them at a reasonable price. BRI Nutrition Selenium Supplement provides an amazing essential nutrient to make you feel great.

HOW IT WORKS: Selenium is an essential nutrient, which means our bodies need it but can't produce it. Selenium is required by the body to maintain a heart health and fortifies the immune system. Additionally, Selenium is a great way to preserve a healthier body, and support healthy living.

PURITY: We use only the finest ingredients, all of which are manufactured in our US, GMP compliant, state-of-the-art, facility. Every batch is laboratory tested for quality assurance. OUR GUARANTEE: We're very so confident that you'll love this product that we offer a 60-day, 100% money-back guarantee.

Plant-Based Calcium Supplement: AlgaeCal is derived from a South American ocean algae that is hand-harvested. This algae supplies all 13 essential bone-supporting minerals, including calcium, silicon, selenium, and potassium

All-Natural: Most calcium supplements are made from crushed-up rocks, and don’t contain all 13 of the bone-building minerals. But AlgaeCal is plant-based, and naturally contains ALL of the minerals shown to make bones stronger.

Sustainable Superfood: The algae are hand-harvested from pristine beaches in South America, gently washed in fresh water, and sun-dried. The dried algae are then carefully milled down to powder with zero chemicals or additives - just pure whole-food from a living plant.

PROTECTION FROM FREE RADICALS - ACES + Zinc helps protect cells from free radical damage. Superoxide dismutase (SOD) repairs cells and reduces the damage done to them by superoxide, the most common free radical in the body.

HEALTHY IMMUNE SYSTEM - ACES + Zinc promotes a healthy immune system. Zinc supports immune system health and is an important component of one of the body's most powerful antioxidant enzymes, superoxide dismutase (SOD).

NATURAL ANTIOXIDANTS - ACES + Zinc provides the natural antioxidants selenium and vitamins A, C, and E. Selenium and vitamins A, C, and E are powerful antioxidants that help protect our bodies from free radical damage.

IMMUNE, VISION, & PROSTATE SUPPORT: Swanson's premium zinc gluconate capsules are a readily absorbable supplement containing natural elemental zinc. This powerful mineral supports enhanced vision, prostate, and immune health support.

PROMOTES OPTIMAL ABSORPTION: This zinc gluconate form supports optimal absorption for enhanced wellness. Each capsule delivers 50mg of zinc as a great way to replenish your body's stores of this essential mineral.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take one capsule per day with food and water.

Immune Health: Selenium helps protect normal cell function and provides support for the immune system.*

Antioxidant: Selenium is a natural antioxidant which delays the oxidation of polyunsaturated acids and preserves the elasticity of tissue.*

Healthy Blood Flow: Selenium is required for the production of certain prostaglandins which promote healthy blood flow.*

Made In The U.S.A. With 100% Natural Wild Alaskan Salmon - PetHonesty's Wild Alaskan Salmon Oil is made with wild caught Salmon off the coast of Alaska. Wild Salmon contains MORE EPA, DHA and total Omega-3's than farmed salmon and will help support your dog's joint, heart, skin, immune system, coat and overall health.

Maintain A Healthy + Glossy Coat - The high amounts of DHA, EPA and other Omega-3 fatty acids found in this 100% Natural Salmon Oil for dogs will promote healthy skin and a glossy coat in your dog. One serving of PetHonesty's Salmon Oil contains around 423mg of EPA and 465mg of DHA that help ease joint stiffness and provide joint nutrition, support a healthy immune response and promote a normal inflammatory response in your dog's body.

Pure Salmon Oil Without Carrier Oils Or Additives - Your dog will love the taste of our 100% natural Alaskan Salmon oil mixed right into their food. PetHonesty's Salmon Oil is made with 100% Salmon oil and isn't diluted with any other carrier oils and contains no harsh preservatives, additives or chemicals.

Selenium and Vitamin E Gel from Kaeco is specially formulated for goats and combines the right levels of all-natural selenium and vitamin E

Real gel base melts at body temperature for easy administration on goats tongue

Each 2 ml dose contains guaranteed max 23.2 mcg selenium and min 200 IU vitamin E

SUPPORTS HEALTHY ENDOCRINE SYSTEM: A healthy endocrine system helps keep your body to run smoothly. An information signaling station, the hormones produced by the endocrine system help regulate metabolism, tissue function, sleep, mood, and growth/development. GTA-Forte II contains nutrients that support the optimal functioning of the endocrine system.

PROMOTES OPTIMAL HORMONE BALANCE: If hormones are out of balance, everything feels out of balance. GTA works by providing glandular (porcine extract) support as well as additional minerals and antioxidant enzymes. The glandular support provides animal tissue extracts to supplant endocrine deficiencies, helping restore hormone balance. In addition, Phytochemically Bound Trace Elements are specially grown bioactive vegetable cultures‚ including the elements selenium and rubidium.

GLANDULAR PRODUCT: Organs and glands produce a wide range of compounds, including peptides and polypeptides, that exhibit tissue specificity. Since the early 1980s, Biotics Research has been at the forefront of glandular production, using only the highest quality glandular tissue, harvested from animals of BSE-free countries and overseen by USDA inspection.

Natural color variation may occur in this product when exposed to air; Speckling in capsule may occur but does not affect product quality; Store in a cool, dry place after opening

IMPORTANT NOTE ABOUT THIS PRODUCT: Black spots may appear in NAC because of a normal oxidative reaction, but product is safe to consume; These spots are NOT mold or any other micro-contamination; Micro-testing has been performed to assess product safety

GMP Quality Assured: NOW closely adheres to both mandatory U;S; FDA Current Good Manufacturing Practices (CGMP) regulations and voluntary Natural Products Association (NPA) Good Manufacturing Practices (GMP) regulations; Good manufacturing practices ensure compliance with sanitation, processing, documentation, and testing requirements that are designed to promote consistent, highly reproducible product quality and safety

Discover the essential micronutrient for your diet . The PurePremium selenium 200 mcg dietary supplement is here to help you support a normal thyroid function.

Support your healthy prostate by adding our all-natural selenium prostate support supplement to your daily diet.

Support your metabolism naturally thanks to our all-natural, and easy to swallow capsules, which may help provide antioxidant protection

Morter Trace Minerals contain more than 70 plant-origin Fulvic minerals & trace elements, and 18 amino acids in colloidal suspension — 100% Natural, Gluten-Free, Soy-Free, Dairy-Free, Nut-Free & Quality Tested

Nutrient Dense — Contains concentrated levels of Magnesium, Potassium, Selenium, Calcium, Phosphorus, Iodine, Zinc, Manganese, Chromium, Molybdenum and other nourishing minerals!

Colloidal Suspension - Dr. Morter's alkaline trace minerals are never treated by heat, and colloidal suspension ensures even amounts of trace minerals, trace elements & amino acids are in every drop!

Bundle for Men and Women: We’ve created a multivitamin for women and multivitamin for men bundle to help you save when you buy vitamin supplements for yourself and your loved ones.

Help Meet Your Nutritional Needs: This vitamins and supplements bundle contains vitamins for men and vitamins for women, which can help to support healthy, balanced diets all round.

Immune Support: Both our womens multivitamin and mens multivitamins contain vitamins D, A, C, E and zinc, which can help to supplement a healthy diet and support your immune system.

NATURAL HEART SUPPORT: Swanson's Selenium supplement delivers powerful nutrients promoting heart health and prostate health. It may also support thyroid health and immune system support using natural ingredients you can trust.

POWERFULLY PURE: Our wellness supplement delivers 100mcg selenium in an easy-to-swallow capsule you can take daily! Our natural formula is specially created for safe and effective support.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take one capsule, once or twice per day.

Extra-Strength Selenium Purity – Formulated with 200mcg of powerful support this pure selenium supplement contains essential anti-aging antioxidants that fortify your immune system health, thyroid gland, and overall skin and nail vitality.

Enhanced Absorption and Bioavailability – This selenium for women and men comes in an easy-to-swallow tablet form that’s more bioactive than standard selenium capsules to start working faster and more efficiently in the body.

Vegan and Vegetarian Friendly Formula – Designed for maximum immune system support and offering skin and hair vitamins your body needs, our gluten free, non-GMO selenium tablets contain no lactose, sugar, or magnesium stearate.

✅ OPTIMAL PROPORTION OF 4100MG INOSITOL FEM: Our Inositol FEM capsules contain up to 4100mg of Myo-Inositol and D-Chiro Inositol. Specifically designed to support hormone balance, healthy cycles and ovarian function.

🌿 COMPLETE NATURAL BALANCE TO THE FEMALE CYCLE: Get natural relief with vegan Inositol FEM powder. Formulated with the perfect ratio of Myo & D-Chiro Inositol plus vitamins D3, B6, B12, Manganese, Zinc, Selenium and Folate to restore your balance. Vegan, gluten free, soy free, dairy free, no artificial fillers, colours or additives.

💜 FROM 30 TO 60 DAYS SUPPLY PER GOAL: Even though we are all women, we are all different. You get one-on-one guidance to help you determine the best dosage for your case, age and goals. High concentrations of high quality to give you the most complete Inositol product on the market to get results.

𝗔𝗗𝗥𝗘𝗡𝗔𝗟 𝗔𝗡𝗗 𝗖𝗢𝗥𝗧𝗜𝗦𝗢𝗟 𝗦𝗨𝗣𝗣𝗢𝗥𝗧 - This supplement now contains a proprietary blend of Nutritional Yeast, Ashwagandha, Rhodiola Rosea Root and more incredible ingredients. It's also loaded with other amazing ingredients like Vitamin C, Magnesium, Zinc, Selenium and more. Includes 60 capsules.

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!

Puritan's Pride products are made with the highest quality ingredients available.

Puritan's Pride products are made with the highest quality ingredients available.

Over 40 years in business and 19 million customers served with Puritan's Pride vitamins and supplements

ESSENTIAL COMPLEX: Swanson's ACES formula is a high-quality, high-potency antioxidant complex that is your trump card in the battle against free-radical damage. Support the prevention of cell tissue damage with our natural supplement!

ALL-IN-ONE FORMULA: Our ACES supplement combines the power of vitamin a, vitamin c, vitamin e, and selenium in one easy-to-swallow softgel. Get the essential nutrients you need in one effective formula to promote your overall health and wellness.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take one softgel per day with water.

Made with 14 powerful herbal extracts*: Vitamin B-12, Iodine, Magensium, Zinc, Selenium, Copper, Manganese, Molybdenum, L-Tyrosine, Schizandra, Ashwagandha Root, Bladderwrack, Cayenne Pepper, Kelp

120 Capsules for a 60-Day Supply.

Advanced and superior Thyroid Supplement using high-quality sourcing and innovation