assuming the mitochondria were damaged, the types of
nutrients used are acetyl carnitine, CoQ-10, biotin, and
alpha lipoic acid (newer version is r-lipoic).

But after so much time has passed, I don't recall seeing that improvements would be possible.

This e-book lists the effects of various chemicals used by farmers. Do you know what you used?

http://books.google.com/books?id=V7_...K7tg#PPA568,M1

I think it would be helpful to see an environmental physican.
http://www.aaemonline.org/

If your diagnosis was done in the past, newer approaches do exist today. It might be worth seeing one now. Some toxins and many heavy metals stay in the body bound to fat. And some can be removed (not all).