there is evidence lyme disables acetylcholine in the body. ONe possible result of that is severe depression.
I developed a protocol to reverse this that I, and some others, experienced a marked anti-depressive affect from
DHA (fish oil)
the HZA and EGCG block acetylcholinesterase which is the enzyme that breaks down acetylcholine. Tne other supplements provide the building blocks to rebuild your acetylcholine
here is the thread on it, its several threads long now.
its not expensive and I think its very worth it as I and others only got good results from it. /www.healingwell.com/community/default.aspx?f=30&m=3931788