Caffeine first and alcohol second. I have used many others in the far past but no more. I don't abuse either of the two I use but my body needs me to cut out caffeine completely. Let you know how that progresses.

__________________
Lots of people talk and few of them know, soul of a woman was created below

I can't get through to her 'cause it doesn't permit
But I'm gonna give her everything I've got to give.

I hear your sweet voice calling
out my name
As I stare from a six foot cell
And from beyond I heard the words
Deceptively Yours