Tea, L‑theanine and a calmer mind

Tea, L‑theanine and a calmer mind

From Thinking Nutrition by Dr Tim Crowe

June 1, 2026 · 12 min · Episode 140

About this episode

This episode explores the mood-calming effects of tea and L-theanine through recent clinical trials.

After water, tea is the most popular drink in the world. We turn to it for comfort, for a break in the day, and increasingly, for its claimed mood‑calming powers. Scroll through social media and you’ll find no shortage of claims that tea, or more so one of its bioactive compounds called L‑theanine, are a natural answer to stress and anxiety. In this podcast episode, I take a closer look at those claims through the lens of a new review that pulled together clinical trials on green tea, its key...

People in this episode

Host: Dr Tim Crowe

Topics covered

  • tea
  • L-theanine
  • stress
  • anxiety
  • mood
  • clinical trials

Keywords

  • tea
  • L-theanine
  • stress relief
  • anxiety
  • mood calming
  • clinical trials
  • green tea

Mentioned in this episode

Products: L‑theanine, green tea

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