Selenium 100 mcg

Selenium 100 mcg

Country Life4.9 (2,716 ratings)
Format:Tablet Quantity: 180 Tablet(s) · 180 servings
Goals
$17.19 $0.09 per serving

Product analysis

92 out of 100

Selenium 100 mcg supplies a favorable selenium form to support normal immune function and the enzymes that help protect cells. Its nutritional value is greatest when selenium intake is low.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality100

L-selenomethionine is a favorable selenium form for the body to use. The named form makes its quality easier to compare with other selenium supplements.

Ingredient Transparency100

The selenium amount and form are clearly stated. That makes it straightforward to check what a serving supplies.

Value For Money80

The selenium contribution offers good value per serving. The favorable comparison concerns cost, without implying added benefit from taking more selenium.

Customer Satisfaction91

Customer ratings are very positive across a large number of reviews. The volume provides a broad view of satisfaction.

Product Focus84

A single ingredient keeps the focus on selenium nutrition and its role in normal immune function. Extra benefit is not established once selenium intake is adequate.

Format
Tablet
Container
180 Tablet(s)
Per serving
$0.09
Customer rating
4.9 · 2,716 ratings
Report analysis

Goals

Everyday Health
Impact
Highest effect
A+ Ingredient FitC PathwaysB+ EvidenceA+ Formulation Logic
Selenium · 100 mcg
Study evidence
Selenium Supportive 70 studies
Immunity
Impact
Highest effect
A+ Ingredient FitD+ PathwaysA- EvidenceA+ Formulation Logic
Selenium · 100 mcg
Study evidence
Selenium Mixed 37 studies

Ingredients

IngredientAmount per servingScore
Selenium (L-Selenomethionine)
100 mcg 91
Gluten Free Adults 18–50 Vegan Kosher Dairy Free Sugar Free Halal Vegetarian
Report overview
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyB+ Value
It provides 100 mcg of selenium per serving, with a moderate cost for the selenium amount. It uses L-Selenomethionine. The amount can contribute to daily maintenance.
How this ingredient is rated

Active Ingredient Quality & Bioavailability100

It uses L-Selenomethionine.
Selenium Chemical Form
L-selenomethionine is a highly bioavailable organic form.
Form Transparency & Isomer Specificity
The label specifies the L form of selenomethionine.

Dose, Safety & Label Transparency88

The serving supplies 100 mcg of selenium and leaves room below the upper limit for other sources.
Dosage Efficacy Sweet Spot
The 100 mcg serving can contribute to daily maintenance.
Safety Margin & UL Adherence
The 100 mcg serving leaves room below the 400 mcg upper limit for selenium from food and other sources.

Value80

The cost is moderate for the amount of selenium supplied.
Price per 200 mcg Serving
The cost is moderate for the amount of selenium supplied.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Associations of selenium status with all-cause and cause-specific mortality: a systematic review and meta-analysis of cohort studies.
    Cui Z; Xie R; Lu X; Schomburg L; Brenner H; Schöttker B · Redox biology · 2025
    Meta-analysis95 participants20 studies pooledEveryday Health forSelenium
  2. Dietary Antioxidants, Circulating Antioxidant Concentrations, Total Antioxidant Capacity, and Risk of All-Cause Mortality: A Systematic Review and Dose-Response Meta-Analysis of Prospective Observational Studies.
    Jayedi A; Rashidy-Pour A; Parohan M; Zargar MS; Shab-Bidar S · Advances in nutrition (Bethesda, Md.) · 2019
    Meta-analysis507,251 participants41 studies pooledEveryday Health forSelenium
  3. The efficacy and safety of selenium supplementation versus placebo in the treatment of Graves' orbitopathy: A systematic review and meta-analysis of randomised controlled trials.
    Sharabati I; Qafesha RM; Hindawi MD; Amro S; Ayesh BM · Clinical endocrinology · 2024
    Meta-analysis4 studies pooledEveryday Health forSelenium
  4. Associations of plasma metal concentrations with the risks of all-cause and cardiovascular disease mortality in Chinese adults.
    Shi L; Yuan Y; Xiao Y; Long P; Li W; Yu Y; Liu Y; Liu K; Wang H; Zhou L; Yang H; Li X; He M; Wu T · Environment international · 2021
    Cohort study6,155 participantsEveryday Health forSelenium
  5. Updates on clinical studies of selenium supplementation in radiotherapy.
    Puspitasari IM; Abdulah R; Yamazaki C; Kameo S; Nakano T; Koyama H · Radiation oncology (London, England) · 2015
    Systematic review16 studies pooledEveryday Health forSelenium
  6. Effects of selenium supplementation on selenoprotein gene expression and response to influenza vaccine challenge: a randomised controlled trial.
    Goldson AJ; Fairweather-Tait SJ; Armah CN; Bao Y; Broadley MR; Dainty JR; Furniss C; Hart DJ; Teucher B; Hurst R · PloS one · 2011
    Randomized trial119 participantsImmunity forSelenium
  7. Effect of selenium on immune response against hepatitis B vaccine with accelerated method in insulin-dependent diabetes mellitus patients.
    Janbakhsh A; Mansouri F; Vaziri S; Sayad B; Afsharian M; Rahimi M; Shahebrahimi K; Salari F · Caspian journal of internal medicine · 2013
    Randomized trial62 participantsImmunity forSelenium
  8. Chemoprevention trial of human hepatitis with selenium supplementation in China.
    Yu SY; Li WG; Zhu YJ; Yu WP; Hou C · Biological trace element research · 1990
    Non-randomized trial20,847 participantsImmunity forSelenium
  9. Selenium nanoparticles as adjunctive therapy in sepsis: A pilot randomized clinical trial.
    Gu WJ; Huang W; Zhao FZ; Yuan XK; Jin K; Chen JL; Zhang CY; Huang Y; He L; Zhuang H; Yin HY; Chen T · Drug resistance updates : reviews and commentaries in antimicrobial and anticancer chemotherapy · 2026
    Randomized trial70 participantsImmunity forSelenium
  10. Selenium supplementation in patients with autoimmune thyroiditis decreases thyroid peroxidase antibodies concentrations.
    Gärtner R; Gasnier BC; Dietrich JW; Krebs B; Angstwurm MW · The Journal of clinical endocrinology and metabolism · 2002
    Randomized trial70 participantsImmunity forSelenium