Study	Reason for exclusion
Choi 2013	Randomized controlled study but testing ginseng berry not ginseng roots
Ebihara 2014	Single arm trial
Evans 2011	Review
Guirguis 1998	Review
He 2018	Review
Ho 2011	Review
Hong 2001	Duplication (thesis)
Hsieh 2016	Randomized controlled study but testing herbal mixture with ginseng
Hyung 1998	Duplication
Kim 1996	Not a randomized controlled trial
Kim 2006	Double‐blinded placebo controlled trial without randomizations
Lee 1986	Not a randomized controlled trial
Leung 2013	Review
Li 2017	Review
Lim 2017	Review
Low 2007	Review
Momoi 2015a	Randomized controlled study but included only healthy people
Momoi 2015b	Randomized controlled study but included only healthy people
Najafabadi 2019	Randomized controlled study but testing ginseng mixture with vitamin D
Park 2006	Not a clinical trial (survey)
Park 2019	Randomized controlled study but testing herbal mixture with ginsenosides
Xiang 2008	Review
Yamashita 2018	Randomized controlled study but included only healthy people