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GNC - Selenium

Suppie Report

GNC

Selenium

B grade
76/100
SUPPIE SCORE
85/100
EFFICACY
High
SAFETY
58/100
CLEANLINESS

What Does Selenium Do?

High-efficacy 200mcg selenium yeast supports antioxidant enzymes and thyroid function with strong RCT evidence. Dosage optimal, low-risk formulation, but monitor total selenium intake to avoid excess.
What are the proven benefits of 200mcg selenium yeast supplementation?
Is 200mcg daily selenium safe for long-term use?
How does selenium yeast compare to other selenium forms for absorption?
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What Are the Benefits of Selenium?

Based on proven scientific research

Antioxidant SupportStrong
Thyroid FunctionStrong
Immune HealthModerate
Cancer Risk ReductionMild

Good For:

What Are the Side Effects of GNC Selenium?

Always consult your health practitioner if in doubt.

RiskLow Risk

Overview

200mcg selenium is UL (400mcg); safe for most adults but monitor total intake from food/multivitamins
Selenium yeast form well-absorbed; low toxicity risk at this dose per NIH
No major drug interactions; may enhance anticoagulants or chemotherapy effects
Not recommended during pregnancy/breastfeeding exceeding 70mcg without medical advice
Long-term high intake (>400mcg) risks selenosis (hair/nail loss, GI upset)
Vegetarian formula; processed in facility with wheat/soy (cross-contamination possible)

Potential Side Effects

Negative Interactions

Inactive Ingredients

Microcrystalline cellulose
Low Risk
Dicalcium phosphate
Low Risk
Croscarmellose sodium
Low Risk
Hydrogenated vegetable oil
Low Risk
Silicon dioxide
Low Risk
Magnesium stearate vegetable source
Low Risk
Carnauba wax
Low Risk

What Are the Ingredients in GNC Selenium?

Selenium (as Selenium Yeast)
200 mcg
Microcrystalline Cellulose
Dicalcium Phosphate
Croscarmellose Sodium
Hydrogenated Vegetable Oil
Silicon Dioxide
Magnesium Stearate Vegetable Source
Carnauba Wax

Frequently Asked Questions

Common questions about GNC Selenium