# L-Theanine: Tea Beats Supplements for Calm

> Tea's natural L-theanine offers focus and calm without supplements.
- Title: L-Theanine: Tea Beats Supplements for Calm · Men's Health
- Summary: 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.
- Keywords: l-theanine, tea, calm, focus, supplements, dietitians, cognitive performance, anxiety, Men's Health
- Source: Men's Health — https://menshealth.com/nutrition/a74209401/l-theanine-benefits-what-it-is-dietitians
- Author: Perri O. Blumberg
- Published: 2026-11-06T16:45:36+00:00
- Read time: 1 min
- Topics: l-theanine, tea, calm, focus, supplements, dietitians, cognitive performance, anxiety
## 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
## Key takeaway

Tea provides L-theanine for focus and calm at no cost compared to supplements.