10 papers analyzed
Most studies suggest that theanine combined with caffeine improves focus and cognitive performance, while other studies indicate that the combination may not provide additional benefits over either compound alone.
15 papers analyzed
The combination of L-theanine and caffeine, both naturally occurring in tea, has been studied for its potential to improve cognitive functions, particularly focus and attention. This synthesis examines the effects of this combination on focus, drawing from multiple research studies.
Improved Sustained Attention and Cognitive Performance:
Enhanced Task Switching and Accuracy:
Reduction in Mind Wandering:
Electrophysiological Evidence:
Subjective Alertness and Mood:
The combination of L-theanine and caffeine appears to improve focus by enhancing sustained attention, reducing mind wandering, and increasing task accuracy. These effects are supported by both behavioral and electrophysiological evidence, making the combination a promising option for improving cognitive performance and focus.
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