You should discuss with your doctor. If you are on Synthroid you cannot take licorice root.
it takes about 6 -10 gm of vit C, and the B5 is the best one for the adrenals. Depending on the severity of the disease, it takes a long time to recover.
You might also research licorice root to see if it might be something you want to try. That is good for the adrenals as well.
It is a long tedious process.
There is information regarding this and supplements on the Complementary Medicine Forum take a look, I have been taking supplements for this and there are answers there may interest you,others here may have input also ,Good luck