Trace Ionic Selenium, 2 fl oz (59 ml) supplement bottle
Trace

Ionic Selenium, 2 fl oz (59 ml)

What We Researched
4 active ingredients analyzed · 3 inactive ingredients decoded · 4 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
75
Product Score Fair
85
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Magnesium (from CTM) 20 mg 5%
Selenium (as Sodium Selenate) 300 mcg 545%
Chloride (from CTM) 60 mg 3%
ConcenTrace® Trace Mineral (CTM) 350 mg *
Bioavailability Very Good

Absorption Rating

  • Magnesium (from CTM) Good
  • Selenium (as Sodium Selenate) Fair
  • Chloride (from CTM) Good
  • ConcenTrace® Trace Mineral (CTM) Fair
Other Ingredients Excellent

Fillers & Additives

  • Purified Water
  • Non-GMO Citric Acid
  • Potassium benzoate (for freshness)
Efficacy Poor

Dosage Analysis

  • Magnesium (from CTM) 20 mg Under-dosed
  • Selenium (as Sodium Selenate) 300 mcg High
  • Chloride (from CTM) 60 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Magnesium (from CTM) 20 mg 5%
Selenium (as Sodium Selenate) 300 mcg 545%
Chloride (from CTM) 60 mg 3%
ConcenTrace® Trace Mineral (CTM) 350 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Purified Water Safe

Dissolves and carries water-soluble ingredients.

Non-GMO Citric Acid Safe

It is used as a preservative and flavoring agent to extend shelf life and enhance taste.

Potassium benzoate (for freshness) Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$22$21$20$19$18 Mar 12 $19.99$19.99
iHerb
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Trace

Founded 1972 · Ogden, Utah, United States · 157 products · traceminerals.com

Certifications

4 certifications
Consumerlab Verified Source
Non Gmo Project Verified Source
Fda Gmp Inspections Verified Source
Npa Gmp Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
Related Supplements
Frequently Asked Questions
Is Trace Ionic Selenium, 2 fl oz (59 ml) a good supplement?

Trace Ionic Selenium, 2 fl oz (59 ml) received a product quality score of 75/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 4 active ingredients with 48 servings per container. Of the 3 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Trace, holds a brand trust score of 85/100 with 4 verified certifications including Consumerlab, Non Gmo Project, Fda Gmp Inspections, Npa Gmp.

What are the ingredients in Trace Ionic Selenium, 2 fl oz (59 ml)?

Trace Ionic Selenium, 2 fl oz (59 ml) contains 4 active ingredients: Magnesium (from CTM) (20 mg), Selenium (as Sodium Selenate) (300 mcg), Chloride (from CTM) (60 mg), ConcenTrace® Trace Mineral (CTM) (350 mg). Notable high-dose ingredients include Selenium at 545% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Trace Ionic Selenium, 2 fl oz (59 ml) safe to take?

Trace Ionic Selenium, 2 fl oz (59 ml) has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Trace a trustworthy supplement brand?

Trace receives a brand trust score of 85/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1972 and headquartered in Ogden, Utah, United States, the company offers 157 products in their lineup. They hold 4 verified certifications including Consumerlab, Non Gmo Project, Fda Gmp Inspections, Npa Gmp. 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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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.