About selenium
Trace mineral supplement
Used for
- Prevention or treatment of selenium deficiency
Usual adult dose
Dose depends on the level of deficiency; replacement is individualized by a clinician.
Usual dose in children
Dose depends on age and deficiency; replacement is individualized by a clinician.
Common side effects
- Nausea
- Diarrhea
- Garlic-like breath odor
- Hair or nail changes with excess
Important warnings
- Excess selenium can cause poisoning, including nerve symptoms and hair or nail loss.
- Use only as directed; account for selenium from all supplements and nutrition products.
Pregnancy
Selenium is essential in pregnancy; supplementation should meet recommended needs and avoid excessive intake.
Breastfeeding
Selenium passes into breast milk; use appropriate amounts and avoid excess.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.