L-Theanine boosts cognitive performance
7.0Moderate
evidence
evidence
The Claim
Some believe that L-Theanine can significantly enhance cognitive performance, making it popular among students and professionals for boosting brainpower.
Origin
This misconception is fueled by marketing claims and anecdotal evidence from users who combine L-Theanine with caffeine, which can enhance cognitive effects.
What Science Says
Current evidence from randomized controlled trials suggests that L-Theanine alone may not significantly improve cognitive performance. However, when combined with caffeine, some studies report enhanced attention and alertness. The effects are subtle and context-dependent.
Verdict
Partially True