Iodine
Essential mineral for the synthesis of thyroid hormones (T3, T4). Iodine deficiency is the most common preventable cause of hypothyroidism in the world.
What is it for?
💡 Absorption: Iodized salt is the main source. Kelp may contain excessive and unpredictable amounts. Selenium is a necessary cofactor.
⚠️ Caution: UL: 1100mcg/day. Excess can cause both hypo- and hyperthyroidism. Contraindicated in active Hashimoto thyroiditis without medical supervision.
🏥 Contraindications
El yodo adicional puede agravar el hipertiroidismo y precipitar crisis tiroideas.
→ No suplementar. Solo bajo indicación del endocrino.
El exceso de yodo puede empeorar tanto el hipertiroidismo (Graves) como el hipotiroidismo autoinmune (Hashimoto).
→ Consultar endocrino antes de suplementar yodo. Monitorizar TSH y anticuerpos tiroideos regularmente.
📚 Scientific references (3)▼
Adequate iodine in pregnancy is critical for fetal neurodevelopment.
Both iodine deficiency and excess can impair thyroid function.
Iodine deficiency remains the leading preventable cause of intellectual disability worldwide.
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