Panax ginseng (G115) improves aspects of working memory performance and subjective ratings of calmness in healthy young adults

Jonathon Reay, Andrew Scholey, David Kennedy

Research output: Contribution to journalArticlepeer-review

57 Citations (Scopus)

Abstract

Objective - There is a lack of research into the cognitive and mood effects of repeated ginseng ingestion. The present study assessed the effects of Panax ginseng (G115) on subjective mood and aspects of ‘working’ memory processes, following a single dose and following sub-chronic (7 days) ingestion, in healthy volunteers. Methods - A placebo-controlled, double-blind, randomised, crossover was utilised. Thirty volunteers (mean age 22.87 years; SD 4.01) received each treatment (200 mg; 400 mg; placebo) for 8 days, in a counter balanced order, with a 6-day wash-out period. Testing was on days 1 and 8 of each treatment period, at pre-dose, 1, 2.5 and 4 h post-dose. Results - Results revealed dose-related treatment effects (p 
Original languageEnglish
Pages (from-to)462-471
JournalHuman Psychopharmacology: Clinical and Experimental
Volume25
Issue number6
DOIs
Publication statusPublished - 2010

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