“…The search found 26 randomized placebo controlled trials (RPCTs) that examined hands-on Reiki’s effectiveness over placebo in adults using valid outcome measures translated in English ( Thornton, 1991 ; Dressen and Singg, 1998 ; Witte and Dundes, 2001 ; Shiflett et al, 2002 ; Mackay et al, 2004 ; Shore, 2004 ; Gillespie et al, 2007 ; Assefi et al, 2008 ; Bowden et al, 2010 , 2011 ; Catlin and Taylor-Ford, 2011 ; Díaz-Rodríguez et al, 2011a , b ; Ventura Carraca, 2012 ; Baldwin et al, 2013 , 2017 ; Fortes Salles et al, 2014 ; Novoa and Cain, 2014 ; Rosada et al, 2015 ; Alarcao and Fonseca, 2016 ; Erdogan and Cinar, 2016 ; Midilli and Gunduzoglu, 2016 ; Vasudev and Shastri, 2016 ; Bat, 2021 ; Yüce and Taşcı, 2021 ; Çinar et al, 2022 ). Fourteen of these met PICO for examining the effectiveness of Reiki over placebo in measuring symptoms of mental health ( Thornton, 1991 ; Dressen and Singg, 1998 ; Shiflett et al, 2002 ; Shore, 2004 ; Bowden et al, 2010 , 2011 ; Díaz-Rodríguez et al, 2011a , b ; Rosada et al, 2015 ; Erdogan and Cinar, 2016 ; Vasudev and Shastri, 2016 ; Baldwin et al, 2017 ; Yüce and Taşcı, 2021 ; Çinar et al, 2022 ).…”