Goitrogens are substances found in certain foods and chemicals that can interfere with thyroid function, potentially leading to thyroid enlargement. Common sources include soy products, cruciferous vegetables (like broccoli and cabbage), certain fruits and nuts, and some processed foods. Despite their potential effects, goitrogens are generally not a concern for most people for several reasons: 1. Dose-Dependent Effects: High amounts are typically needed to impact thyroid health significantly. 2