Selenium
Essential trace mineral for thyroid function, immune system, and antioxidant protection. Cofactor of glutathione peroxidase.
What is it for?
💡 Absorption: Selenomethionine is the best-absorbed form. Selenium yeast is also effective. Do not exceed recommended doses.
⚠️ Caution: UL: 400mcg/day. Excess causes selenosis (hair loss, brittle nails, fatigue). Brazil nuts are a highly concentrated natural source.
Recommended doses
Range: 100 – 200 mcg
Essential cofactor for T4 to T3 conversion
Range: 100 – 200 mcg
Do not exceed 400mcg/day (UL)
Range: 55 – 200 mcg
RDA: 55mcg. Selenomethionine is better absorbed
Interactions with other supplements
📚 Scientific references (3)▼
Revision sistematica. El selenio es cofactor esencial para conversion de T4 a T3. Suplementacion beneficiosa en tiroiditis autoinmune.
Revision comprehensiva del papel del selenio en inmunidad, tiroides, reproduccion y proteccion contra estres oxidativo.
Meta-analisis. Resultados mixtos para prevencion de cancer. Posible beneficio en cancer de prostata pero datos insuficientes.
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Nutralie
WeightWorld 
Natural Elements 
Nutravita
HIVITAL 
Solgar
💊 Combined products with Selenium
Products that combine Selenium with other supplements
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