Selenium 200 mcg
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Calcium | 35 mg | 3% |
| Selenium (as Selenium Yeast) | 200 mcg | 364% |
Bioavailability Excellent
Absorption Rating
- Calcium Good
- Selenium (as Selenium Yeast) Good
Other Ingredients Very Good
Fillers & Additives
- Microcrystalline Cellulose
- Dicalcium Phosphate
- Croscarmellose Sodium
- Hydrogenated Vegetable Oil Medium
- Silicon Dioxide
- Magnesium Stearate
- Carnauba Wax
- Ethylcellulose
- Triacetin
- Diacetylated Monoglycerides
- Oleic Acid
- Polyethylene Glycol Low
Efficacy Fair
Dosage Analysis
- Calcium 35 mg Under-dosed
- Selenium (as Selenium Yeast) 200 mcg Effective
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Calcium | 35 mg | 3% |
| Selenium (as Selenium Yeast) | 200 mcg | 364% |
Other Ingredients
Dicalcium Phosphate Safe
Hydrogenated Vegetable Oil Caution
Silicon Dioxide Safe
Magnesium Stearate Safe
Carnauba Wax Safe
Ethylcellulose Generally_safe
Triacetin Generally_safe
Diacetylated Monoglycerides Unknown
Oleic Acid Safe
Polyethylene Glycol Caution
Price Comparison
Price History
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Certifications
5 certifications
Is GNC Selenium 200 mcg a good supplement?
GNC Selenium 200 mcg received a product quality score of 82/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients Of the 12 inactive ingredients, 7 are rated safe and 2 are flagged for review. The manufacturer, GNC, holds a brand trust score of 88/100 with 5 verified certifications including Informed Sport, Consumerlab, Fda Gmp Inspections, Usda Organic.
What are the ingredients in GNC Selenium 200 mcg?
GNC Selenium 200 mcg contains 2 active ingredients: Calcium (35 mg), Selenium (as Selenium Yeast) (200 mcg). Notable high-dose ingredients include Selenium at 364% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is GNC Selenium 200 mcg safe to take?
GNC Selenium 200 mcg has been analyzed for ingredient safety across all its components. Of 12 inactive ingredients, 7 are rated safe. 2 ingredients are flagged for review: Hydrogenated Vegetable Oil, Polyethylene Glycol. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.
Is GNC a trustworthy supplement brand?
GNC receives a brand trust score of 88/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1935 and headquartered in Pittsburgh, Pennsylvania, USA, the company offers 200 products in their lineup. They hold 5 verified certifications including Informed Sport, Consumerlab, Fda Gmp Inspections, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.
What is magnesium good for?
Magnesium Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding magnesium good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.
How much magnesium per day?
The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.
What is zinc good for?
Zinc Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding zinc good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.
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