A radioactive iodine test is a medical test used to measure thyroid uptake to detect possible thyroid problems like hyperthyroidism. There is pretty extensive preparation that is required for it to be accurate. After completing the test and prep, here are a few things I wish I had known about the radioactive iodine test.  Read through the information they provide about it thoroughly. There are more restrictions to the diet than you think, such as no soy products. (Which are often used as a dairy replacement). Also, there is a host of medications that one is not allowed to take at differing times. That’s what prolonged me being able to…