Selenium
Mineral
Powerful antioxidant supporting thyroid function and immunity.
Key Benefits
- Antioxidant Protection
- Thyroid Function
- Immune System
- DNA Synthesis
- Reproduction
Food Sources
Brazil Nuts
Seafood
Eggs
Meat
Whole Grains
Dairy
Recommended Daily Intake (RDA)
55 mcg/day (adults)
Adult guideline — your needs may differ. Ask a clinician for personal advice.
Deficiency Symptoms
Weakened immunity, thyroid dysfunction, muscle weakness
See a healthcare professional if you have concerns.
Toxicity & Safety
Hair loss, nail brittleness, nausea (from excessive supplements)
Follow label directions; avoid high-dose supplements without medical advice.