Selenium 200 mcg

product on market Capsule Dr. Clark Research Association Dr. Clark Zentrum 🟢 Safety: 100/100
Brand: Dr. Clark Research Association Dr. Clark Zentrum
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

Product Label

Label for Selenium 200 mcg
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Label Data

1 Capsule(s) Serving Size
50 Servings
Mineral Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

200 mcg (286% DV)
📊 3.6× RDA — above typical dose (UL: 0.4 mg) 📚 172 studies (Tier A: 0, B: 67)
RDA 0.055mg This product: 0.2mg UL 0.4mg

Other Ingredients

Rice Flour Gelatin Sodium Selenite

Label Claims — Verification

❓ All Other
All Other (98% of products) Structure/Function (79% of products) Nutrient (50% of products) Qualified Health (5% of products)

Target Groups

Children 4 or More Years of Age Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Adults and children 12 or more years of age: 1 capsule daily or as directed.

⚠️ Warnings & Precautions

Store out of reach of young children.

Dietary supplements/food supplements should not be used as a substitute for a varied diet. Do not exceed the stated recommended daily dose.

🧪 Formulation Notes

Made in the USA.

Additional Information

Store in a dry, cool place.

Nominal weight: 19 g % DV = % Daily Value

Product Details

UPC / SKU 7 640116 929234
DSLD Entry Date 2020-06-24
Product Type Mineral
Form Capsule
Brand Dr. Clark Research Association Dr. Clark Zentrum
DSLD ID 223463
Data Updated 2026-04-11

Research Evidence

273 Research Sources
55 Avg Quality Score
131 Meta Analysis
61 Systematic Review
55 Rct
19 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Other
1 Observational
1 Openfda Safety
A Selenium for preventing cancer
Meta Analysis The Cochrane database of systematic reviews 2018
PubMed DOI Cochrane
A Selenium supplementation for the primary prevention of cardiovascular disease
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
A Selenium supplementation for critically ill adults
Meta Analysis The Cochrane database of systematic reviews 2015
PubMed DOI Cochrane
A Vitamin E and the risk of prostate cancer: the Selenium and Vitamin E Cancer Prevention Trial (SELECT)
Rct JAMA 2011
PubMed DOI
B Selenium and prostate cancer: systematic review and meta-analysis
Meta Analysis The American journal of clinical nutrition 2012
PubMed DOI
B Selenium supplementation for Hashimoto's thyroiditis
Systematic Review The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
B Pharmacological interventions for preventing dry mouth and salivary gland dysfunction following radiotherapy
Meta Analysis The Cochrane database of systematic reviews 2017
PubMed DOI
B Selenium, antioxidants, cardiovascular disease, and all-cause mortality: a systematic review and meta-analysis of randomized controlled trials
Meta Analysis The American journal of clinical nutrition 2020
PubMed DOI
B The effect of selenium supplementation on coronary heart disease: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) 2017
PubMed DOI
B Meta-analysis of selenium effects on the meat quality of broilers
Meta Analysis Poultry science 2024
PubMed DOI
View all evidence for Selenium →

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