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Selenium
Trace mineral with antioxidant properties.
Summary
Recommended daily intake: 55 mcg. Upper limit: 400 mcg. Natural sources include Brazil nuts, Seafood, Organ meats.
How much Selenium should you take daily?
Recommended Daily Allowance
55 mcg
Upper Limit
400 mcg
Evidence Level 4
Which foods contain it?
Brazil nutsSeafoodOrgan meats
FAQ
What is Selenium commonly used for?
Selenium is commonly discussed in relation to Antioxidant defense, Thyroid function, Immune support.
How much Selenium should adults take per day?
The current reference on this page lists an adult daily intake of 55 mcg, with an upper limit of 400 mcg.
What side effects or precautions matter for Selenium?
Just 1-2 Brazil nuts can meet daily needs. Excess causes selenosis. If you have medical conditions or take prescription drugs, check with a clinician first.
Which foods naturally contain Selenium?
Common food sources include Brazil nuts, Seafood, Organ meats. Food sources can be a useful baseline before deciding on long-term supplementation.
Does Selenium have an upper intake limit?
Selenium does have a listed upper limit on this page: 400 mcg. Staying far above that range over time may increase the chance of adverse effects.
Data Sources
NIH ODSTFDA DRIHealth CanadaDrugBankEFSA
Information on this page is sourced from the above official institutions and cross-verified.
This page is for nutritional science information only, not product promotion or medical advice. Consult a healthcare professional for health concerns.