Research Article

Efficacy and Safety of Ashwagandha Root Extract on Cognitive Functions in Healthy, Stressed Adults: A Randomized, Double-Blind, Placebo-Controlled Study

Figure 1

Overview of study design. ALT, alanine aminotransferase; AST, aspartate aminotransferase; BDNF, brain-derived neurotrophic factor; CANTAB, Cambridge Neuropsychological Test Automated Battery; CBC, complete blood count; IP, investigational product; OHQ, Oxford Happiness Questionnaire; PSQI, Pittsburgh Sleep Quality Index; PSS, Perceived Stress Scale; MoCA, Montreal Cognitive Assessment.