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NOW Selenium 200 mcg (Capsules)
Essential trace mineral for antioxidant protection and thyroid function
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Why Choose This Product
ANTIOXIDANT PROTECTION
Selenium works as a cofactor for glutathione peroxidase, your body's master antioxidant enzyme that neutralizes free radicals.
THYROID SUPPORT
Essential for selenoprotein production, which helps maintain healthy thyroid hormone metabolism and function.
SUPERIOR ABSORPTION
Uses L-Selenomethionine, the same organic form found in Brazil nuts — unlike inorganic sodium selenite used in cheaper supplements.
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How It Works
How It Works
Selenium incorporates into selenoproteins that function as antioxidant enzymes throughout your body. These enzymes help protect cellular membranes from oxidative damage while supporting thyroid hormone conversion. The L-Selenomethionine form mimics how selenium naturally occurs in food, allowing for optimal uptake and utilization.
Who It's For
Adults seeking antioxidant support, thyroid function maintenance, or those with limited intake of selenium-rich foods like Brazil nuts and seafood. Ideal for anyone following plant-based diets where selenium intake may be inconsistent.
Who It's Not For
Those already consuming high amounts of Brazil nuts daily or taking other selenium supplements. Selenium has a narrow safety margin — more isn't better.
About This Product
What It Does
NOW Selenium 200mcg delivers the essential trace mineral your body needs for antioxidant defense and thyroid support. This natural health product helps maintain cellular protection while supporting normal thyroid function through its role in selenoprotein synthesis.
Why It Works
- L-SELENOMETHIONINE FORM: The organic form your body recognizes, unlike cheaper inorganic selenium compounds that have poor bioavailability.
- ANTIOXIDANT ENZYME SUPPORT: Functions as a cofactor for glutathione peroxidase, helping neutralize harmful free radicals at the cellular level.
- THYROID FUNCTION: Essential for selenoprotein production that supports healthy thyroid hormone metabolism and conversion.
What's Inside
Clean, yeast-free formula in vegetarian capsules. Contains rice flour and plant-based stearic acid as inactive ingredients. Suitable for vegan diets. NPN N/A.
Why we carry it: NOW consistently uses the superior L-Selenomethionine form that actually works, not the cheap sodium selenite found in most selenium supplements.
How to Take
Full Ingredients
Selenium (as L-Selenomethionine) 200 mcg
Non-Medicinal Ingredients: Rice Flour, Veg Capsule (hypromellose, water), and Stearic Acid (vegetable source).
Customer Reviews
4 reviews
Questions & Answers
Research & Science
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