This article is from the Scientology and Dianetics FAQ, by firstname.lastname@example.org (Scientology Information Server) with numerous contributions by others.
Yes, it has been tested by Scientologists within their own organizations.
Scientology's goal is to free the individual spiritually. In the course
of this goal, Scientologists have stated that their enjoyment of life has
increased, their ability to communicate with friends and family has
improved, and often their intelligence and physical well-being have