I think that you were here before as 'Tricksy', right?

Supplements can help regain energy and outlook.

Start back on Methyl-cobalamin B12, sublingual -
at least 2,000-5,000mcg/day

CoQ10, ALA-Alpha Lipoic Acid (RLA if you can get it),
fish oil (Omega 3), & Vitamin D3, to name a few.

Go to MrsD's posts on the 'vitamins.....suppliments' forum of this site. (you can find it fast in the 'Forum Jump' box at the bottom right of this page)