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Selenium 200 mcg

product on market Capsule Nested Naturals Safety: 100/100
100/100

This product looks safe

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

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Selenium is a trace mineral that supports thyroid function and acts as an antioxidant to protect cells from oxidative stress. There is strong evidence for its role in metabolic health, though supplementation is typically targeted at those with deficiencies. This specific formulation maintains a high safety profile.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Selenium 200 mcg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Vegetarian Capsule(s)
Serving Size
90
Servings
Mineral
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

200 mcg (364% DV)
3.6× RDA — above typical dose (UL: 0.4 mg) 173 studies (A:0, B:67)

Other Ingredients

Rice Flour Vegetable Cellulose
Claims

Label Claims — Verification

Unverified Nutrient
Unverified Qualified Health
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Take 1 vegan capsule daily with food.

Warnings & Precautions

Caution: Use only as directed.

Consult your healthcare professional before use if you are pregnant or nursing, have a serious medical condition, or use prescription medications.

Warning: Keep this product out of reach of children. In case of accidental overdose, call a doctor or poison control center.

Do not use if safety seal is broken.

Formulation Notes

Third party tested Certified to ensure you get all the good stuff.

Nested Naturals Selenium is an easy, vegan and nut-free way to support healthy selenium levels which is important for proper thyroid function. Balanced Selenium levels play a role in the production of the thyroid hormones which aid in maintaining energy levels. Selenium promotes the function of protective enzymes in the body which helps to maintain cellular health.

Thyroid Immunity Heart

100% Vegan

Allergies? We have you covered. This product contains no wheat, gluten, GMO, soy, dairy, egg, corn, fish, shellfish, nuts, tree nuts, yeast, barley, or added sugar.

Proudly vegan, third-party tested, and manufactured in a NSF certified cGMP facility.

Additional Information

Our mission: You To better your health & wellness with clean ingredients backed by evidence-based science.

Guaranteed for life We're confident you'll love us, but if you don't then call us for a refund. Transparent We include every single ingredient on our label. Nested Natural 1% for health and happiness Your purchase helps make the world a healthier and happier place.

Third party tested GMP certified facility

Store in a cool, dry place. Avoid excessive heat.

Made with love

Metadata

Product Details

UPC / SKUX001MH0FLZ
DSLD Entry Date2020-05-22
Product TypeMineral
FormCapsule
DSLD ID222810
Data Updated2026-04-11
Research

Research Evidence

273
Research Sources
55
Avg Quality
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
A Selenium supplementation for the primary prevention of cardiovascular disease
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Selenium supplementation for critically ill adults
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
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
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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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.