Natural Factors
Selenium 200 mcg 60 Tablets
74/100
SUPPIE SCORE
65/100
EFFICACY
Medium
SAFETY
94/100
CLEANLINESS
What Does Selenium 200 mcg 60 Tablets Do?
Natural Factors Selenium 200 mcg delivers a high-potency single-ingredient tablet using selenium from yeast, a commonly studied form with mixed but documented evidence for antioxidant activity and cellular health support.
How does selenium yeast compare to other forms like selenomethionine for daily use?
What should I consider if I have a history of skin cancer before taking this?
Is 200 mcg of selenium appropriate if my diet already includes selenium-rich foods?
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What Are the Benefits of Selenium 200 mcg 60 Tablets?
Based on proven scientific research
Antioxidant ProtectionModerate
Thyroid FunctionMild
Immune SupportMild
Good For:
What Are the Side Effects of Natural Factors Selenium 200 mcg 60 Tablets?
Always consult your health practitioner if in doubt.
RiskMedium Risk
Overview
•Selenium (yeast) at 200 mcg provides the RDA but approaches the 400 mcg tolerable upper intake level when combined with dietary sources.
•The label specifically cautions to consult a healthcare practitioner prior to use if you have a history of non-melanoma skin cancer, based on mixed trial outcomes.
•Long-term use above 200 mcg/day has been associated in some studies with increased risk of type 2 diabetes or altered cholesterol profiles.
•Selenium yeast form is generally well-tolerated but may cause mild gastrointestinal upset in sensitive individuals at higher intakes.
•Suitable for vegetarians and vegans per label; no common allergens declared.
Potential Side Effects
Negative Interactions
Allergens
Yeast (from selenium yeast)
Inactive Ingredients
Dibasic calcium phosphate dihydrate
Low RiskMicrocrystalline cellulose
Low RiskVegetable grade magnesium stearate
Low RiskWhat Are the Ingredients in Natural Factors Selenium 200 mcg 60 Tablets?
Selenium (yeast)
200 mcg
Dibasic calcium phosphate dihydrate
Microcrystalline cellulose
Vegetable grade magnesium stearate
Dosage & Bioavailability
How the active doses and forms in Selenium 200 mcg 60 Tablets compare to the research.
•Selenium (yeast) — 200 mcg per serving; within 100-300 mcg ranges studied in multiple RCTs for plasma selenium status.
•Selenium (yeast) — 200 mcg per serving; organically bound yeast form with good absorption compared to inorganic selenium salts.
Frequently Asked Questions
Common questions about Natural Factors Selenium 200 mcg 60 Tablets