All Supplements
Selenium vs Green Tea Extract
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Selenium
Green Tea Extract
Typical Dosage
55–200 mcg daily
300–400 mg daily
Best Form
Selenomethionine
Standardised extract (EGCG)
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With meals to enhance absorption; consistent daily timing
With meals to enhance absorption and reduce gastric irritation
Selenium Benefits
✓Antioxidant protection through selenoprotein synthesis
✓Thyroid hormone metabolism and immune function
✓Reduced inflammation and oxidative stress
✓Male fertility and sperm motility support
✓Potential cognitive and cardiovascular health support
Green Tea Extract Benefits
✓Antioxidant support
✓Metabolic function
✓Cognitive performance
✓Cardiovascular health
✓Thermogenesis
Can You Take Both Together?
In most cases, Selenium and Green Tea Extract can be taken together safely. However, always check the interactions section of each supplement and consult a healthcare professional if you take medication.
Which Should You Choose?
Choose Selenium if your primary goal is: antioxidant protection through selenoprotein synthesis. Choose Green Tea Extract if your primary goal is: antioxidant support. Many people take both as they target different aspects of health.
Disclaimer: This comparison is for educational purposes only. Always consult a healthcare professional before starting any supplement.