CIA documents suggest that they investigated "chemical, biological, and radiological" methods of mind control as part of MKUltra.
During a hearing done by the Senate Health Subcommittee , a testimony by the Deputy Director of the CIA stated that over 30 institutions and universities were involved in the experimentation program of testing drugs on citizens and foreigners. With several of these tests involved abduction, sensory deprivation, force feeding, shock therapy and the issuing of LSD to unaware subjects in social situations.