I also have Hep C. I would caution you about doing anything so drastic without first consulting your doctor. Anything that affects the liver can also damage it when you have Hep C. You've got to protect your liver at all costs. You can live without a gallbladder, but not without a liver!
You need to see an endocrinologist about your low thyroid. They may be able to help you with the fatigue and other symptoms.
Although I am an herbalist, or maybe because of that, I am very careful about experimenting with my body - and that is what you are doing when you do this sort of thing without proper supervision.