First and foremost you should take vitamin-B12 supplementation.
The most potent form of vitamin b12 is methylcobalamine which help in
recovery of peripheral nervous system.
Constant excercises and physical activity helps a lot.
Zinc Supplements
Good proteins (Very Important)
Acetylcholine
Lecithin
Serotonin supplements
Omega3 fatty acids
B-complex B6
B-complex B6
Nuts and Seeds
Gingo Biloba Herb
Ginseng Root
Maca Herb
This is a simple primary list of nutrition.