Comment · Wed, August 14, 2013 · Ceretropic
Piperine (found in pepper) multiplies the strength of many supplements and drugs (Modafinil being one of them)
What they were answering
deh707 · 2 points
Interesting. How about something even more common... such as good ol' caffeine?
u/MisterYouAreSoDumb · Ceretropic
Caffeine is mostly metabolized by CYP1A2, but has some minor CYP3A4 activity. It probably won't make too much of a difference.