The Grapefruit Diet and Thyroid Disease
However, grapefruit can interact with thyroid replacement medication, making it hard to adjust the right dose. This diet was usually promoted without attention to exercise or any other dietary intervention. Some of the participants were reported to have lost as much as 10 kilograms (about 22 pounds). Arda Mutlu / Eye Em /Getty Images The problem is that diet plans are never as simple as proponents claim. And if you take thyroid hormone replacement therapy, grapefruit may cause more harm than good....