A randomized, double-blind, placebo-controlled pilot study to assess the effects of protopanaxadiol saponin–enriched ginseng extract and pectinase-processed ginseng extract on the prevention of acute respiratory illness in healthy people

GS-3K8 and GINST, both of which are modified ginseng extracts, have never been examined in terms of their effectiveness for the prevention of acute respiratory illness (ARI) in humans. We conducted a pilot study to assess the feasibility of performing a large-scale, randomized, controlled trial.This study was a randomized, double-blind, placebo-controlled, pilot study at a single center from October 2014 to March 2015. The 45 healthy applicants...