The lack of significant effect of CHO ingestion on the other cognitive tests in this study could be due to the cognitive test battery being not demanding enough for the participants Studies have suggested that ingestion of carbohydrate is more likely to improve cognitive function of higher complexity [23-25]. Since participants in our study were mainly young adults (age: 23.8 ± 1.7 years), one possible reason for the lack of cognitive benefits after CHO could be due to low task difficulty