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Antioxidant support, Thyroid health, Immune support, Cellular protection
Adults who eat limited selenium-rich foods like seafood, meats, or Brazil nuts, or those seeking simple daily antioxidant and thyroid nutrient support.
Take 1 capsule once daily with food and water; taking with a meal may help absorption and reduce stomach discomfort.
Selenium is incorporated into selenoproteins like glutathione peroxidases and thyroid deiodinases, which may help neutralize free radicals and support normal thyroid hormone metabolism.
Caution: Do not exceed suggested use because excessive selenium intake may cause side effects such as gastrointestinal upset or hair and nail changes; take with food and water as directed.
Label Warning: For adults only. Consult a healthcare provider before use if pregnant or nursing, taking medication, or have a medical condition.
Who should be cautious: People with thyroid concerns or on thyroid medications may need caution due to selenium’s role in thyroid function. Those with selenium-rich diets or supplements from other sources may consider total intake to avoid excess. Discuss with a healthcare provider before use if combining with medications.
Storage: Store in a cool, dry place.
Several customers mention feeling more energetic after consistent use.
Capsules are frequently described as simple to take with no difficulty.
A few reviews speak generally about well-being without clear, consistent changes tied to the supplement.
This product is guaranteed authentic and backed by our easy returns & refunds policy. Details
Zinc and selenium may support immune function and antioxidant defense, working together to help maintain overall health and wellness.
AI generated. Not medical advice.
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If you’re trying to find one of the most effective selenium supplements available today, look no further than Swanson Selenium. Selenium has potent antioxidant qualities that help protect against cellular damage from free radicals. This important trace element promotes heart, thyroid, immune and prostate health. Each single-capsule serving delivers 200 mcg selenium as L-selenomethionine.
As a dietary supplement, take one capsule per day with food and water.
Rice flour, dicalcium phosphate, gelatin.
For adults only. Consult your health-care provider before using this or any product if you are pregnant or nursing, taking medication or have a medical condition.
Keep out of reach of children. Do not use if seal is broken. Store in a cool, dry place.
While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.
| Supplement facts | ||
| Serving Size: 1 Capsule | ||
| Amount Per Serving | %Daily Value | |
| Selenium (from L-selenomethionine) | 200 mcg | 364% |
