All Supplements
Selenium vs Alpha-Lipoic Acid
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Selenium
Alpha-Lipoic Acid
Typical Dosage
55–200 mcg daily
300-600 mg daily in divided doses
Best Form
Selenomethionine
R-Alpha-Lipoic Acid
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With meals to enhance absorption; consistent daily timing
Take on an empty stomach 30 minutes before meals for optimal absorption
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
Alpha-Lipoic Acid Benefits
✓Antioxidant support and free radical scavenging
✓Blood sugar regulation and insulin sensitivity
✓Diabetic neuropathy symptom relief
✓Mitochondrial energy production
✓Cognitive function and neuroprotection
Can You Take Both Together?
In most cases, Selenium and Alpha-Lipoic Acid 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 Alpha-Lipoic Acid if your primary goal is: antioxidant support and free radical scavenging. 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.