[USER=762]@obliguhl[/USER]:

There are some which allegedly do the trick, however they do not work for me.

Google for "Advanced Lucid Dreaming Imreallyawesome.com" and you'll find:

Advanced Lucid Dreaming

The Power of Supplements

How to Induce High Level Lucid Dreams

& Out of Body Experiences

Edit: Ibuprofen has an effect on my dreams intensity-wise, as it meddles with REM sleep:

400mg before sleep guarantees vivid dreams for me.

But I didn't become lucid from it.