Fluoride, found in water, toothpaste, and food, may impact the endocrine system, particularly the pituitary and thyroid glands. It could disrupt the pituitary’s hormone production, like thyroid-stimulating hormone (TSH), affecting thyroid hormones (T4 and T3) that control metabolism. Fluoride might compete with iodine, potentially causing hypothyroidism, especially in iodine-deficient people. Studies suggest high fluoride levels […]