From Men's Health · Perri O. Blumberg · · 50s
L-Theanine: Tea Beats Supplements for Calm
Tea's natural L-theanine offers focus and calm without supplements.
In brief
Tea's natural L-theanine offers focus and calm without supplements. Tea provides L-theanine for focus and calm at no cost compared to supplements. Originally reported by Men's Health.
Quick answers
- What Is L-Theanine?
- L-Theanine is a compound in tea that allegedly helps relax and focus.
- What is the key takeaway from L-Theanine: Tea Beats Supplements for Calm?
- Tea provides L-theanine for focus and calm at no cost compared to supplements.
What Is L-Theanine?
L-Theanine is a compound in tea that allegedly helps relax and focus.
L-Theanine Benefits
L-Theanine passes through the blood-brain barrier for cognitive focus and calm.
Cognitive Benefits

Clinical trials show L-theanine improves visual attention and cognitive performance.
Anxiety Reduction
L-Theanine may reduce anxiety and stress for people in high-stress situations.
Immunity Claims
L-Theanine shows immune benefits in animals but not proven in humans.
Risks of Supplements
L-Theanine supplements may interact with medications and cause side effects.
Tea vs. Supplements
Tea provides L-theanine naturally at a lower cost than supplements.
“why start a supplement when you can just have a cup of tea”
The essence
Tea provides L-theanine for focus and calm at no cost compared to supplements.



