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Selenium 200 mcg

Source Naturals
4.9
★ ★ ★ ★ ★
(5391 ratings)
Selenium 200 mcg
Product Image
Score99

A bioavailable selenium tablet that provides 200mcg for daily immune and general health support.

How scoring works
Quantity:120 Tablet(s) • (120 servings)
Goals:
Immunity
General Health

Score 99

A bioavailable selenium tablet that provides 200mcg for daily immune and general health support.

How scoring works
$10.05($0.08 per serving)
Pure Formulas
$ 10.49
iHerb
$ 10.05
Amazon
$ 13.18
iHerb
$ 10.05
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Analysis

Using 200 mcg of L-Selenomethionine, this tablet provides a clinical dose of selenium. This organic form is better retained by the body than inorganic versions.

It also includes a small amount of calcium to support the tablet structure. This fits anyone looking for a no-frills, effective way to support their immune health and thyroid.

Pros

  • Uses organic l-selenomethionine
  • Clinical strength 200mcg dose
  • Incredible value for the price
  • Small, easy-to-swallow tablets

Cons

  • Basic formula with no other nutrients
  • Tablet form may not suit everyone
  • Bottle is quite large for small tablets

Warnings

  • Do not exceed one tablet daily
  • Avoid if taking multiple multivitamins with selenium
  • Keep out of reach of children

Nutrient quality

98 Highest impact

Organic L-Selenomethionine is highly bioavailable and provided at an ideal dose for metabolic support. The inclusion of a small amount of calcium phosphate serves primarily as a tableting aid but provides minimal structural support.

Ingredient transparency

99 Highest impact

Labeling is exceptionally clear, disclosing the active mineral dose and specific chemical isomer used. High transparency regarding serving details and all active components provides high confidence for the daily user.

Customer satisfaction

98 Highest impact

Strong ratings and an exceptionally large review volume demonstrate very high reliability and user approval. Feedback consistently highlights the quality associated with the established brand name and efficacy for wellness.

Value for money

100 Highest impact

At $0.08 per serving, this supplement offers exceptional value for a high-quality organic mineral. It is highly competitive, offering consistent quality and reliability at a very accessible price point.

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Goals

Immunity
Impact
Highest effect
A Goal FitA+ Strength of SupportC CoverageA+ Formula Quality

Selenium as L-Selenomethionine is a foundational mineral for supporting antioxidant enzyme activity and healthy immune cell development. The clinical benchmark dose of 200 mcg appears well-aligned with research on daily immune maintenance.

This single-ingredient formulation focuses on delivering a highly bioavailable organic form for optimal systemic retention. The absence of unnecessary fillers or competing minerals allows for precise and effective nutritional support.

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General Health
Impact
Highest effect
A+ Goal FitA+ Strength of SupportC- CoverageA+ Formula Quality

L-selenomethionine provides a highly bioavailable source of this essential trace mineral to support foundational antioxidant defense and daily vitality. This nutrient is a critical component for maintaining systemic resilience and metabolic balance.

The 200 mcg dosage perfectly matches established clinical targets for effective daily support. A simple, single-ingredient formula ensures clean delivery of this foundational mineral for long-term health maintenance.

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Ingredients

IngredientAmount per serving
Calcium (Dibasic Calcium Phosphate)
 37 mg
Selenium (L-Selenomethionine)
 200 mcg
Gluten Free Adults 18–50 Dairy Free Sugar Free Vegetarian
Report overview
Selenium (L-Selenomethionine) · 200 mcg OverallScore100
A+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
This high-quality standalone product features L-selenomethionine at the clinical benchmark dose of 200 mcg. It combines superior bioavailability and transparency with incredible value. It is an ideal choice for reliable and affordable selenium supplementation.
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