I don't know if it has been discussed lately on the LF forum, but I remembered it was years ago. I did a search and here is the info
http://curezone.org/forums/search.asp?f=447&q=gilbert+disease&action=Search+F...
Edit: I also did a search on all forums
http://curezone.org/forums/search.asp?q=gilberts+disease&action=CureZone+Search&f=0
http://curezone.org/forums/search.asp?q=gilberts+disease&action=CureZone+...