Tokyo, Oct. 21 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000059479) titled 'A study on how caffeine affects concentration in relation to genetic factors' on Oct. 20.

Study Type: Interventional

Study Design: Basic Design - Cross-over Randomization - Randomized Blinding - Double blind -all involved are blinded Control - Placebo

Primary Sponsor: Institute - Waseda University

Condition: Condition - Not applicable Classification by malignancy - Others Genomic information - YES

Objective: Narrative objectives1 - The aim of this study is to clarify whether the effects of caffeine intake timing on cognitive function differ according to CYP1A2 genotype. Basic objectives2 - Efficacy

Intervention...