It is typically used in tiny amounts, around 0.1% or less
The agency says it can have toxic effects on the kidneys, liver, and nervous system
Neuroimaging studies have found that patients with hyperthyroidism had reduced grey matter volume in portions of the occipital lobe (lateral occipital sulcus and fusiform gyrus) in the left hemisphere, the frontal and parietal lobes (insula, paracentral, precuneus, superior frontal cingulate, superior parietal and postcentral) in the right hemisphere
Morris G, Walder K, Berk M, Carvahlo AF, Marx W, Bortolasci CC, et al
The enzymatic activities of -glutamylcysteine synthetase and gluthione synthetase were determined using the method described previously with a slight modification 43
However, in many individuals, these toxins are reabsorbed through the intestinal lining back into the bloodstreama process known as enterohepatic recirculation