L-theanine

Learn what L-theanine is, how it supports calm, focus, and sleep routines, and how to choose a high-quality supplement.

What is L-theanine?

L-theanine is an amino acid naturally found in tea leaves.

In supplements, it is commonly used to support calm, focus, and relaxation without drowsiness.

Where does L-theanine come from?

L-theanine is most commonly associated with green tea, where it contributes to a sense of calm alertness. 

In supplement form, it is typically used in targeted formulas designed to support relaxation, focus, and sleep routines. 

Explore L-theanine supplements

Formulas designed to support calm, focus, and sleep routines
31001882 Youtheory Relax Magnesium Powder - Berry Flavour, Berry, 126 g Product Main Image
$29.99
Poudre de magnésium calme

Why quality L-theanine matters

Questions fréquemment posées

L-theanine is commonly used to support calm, focus, and relaxation. 

It is often included in routines focused on managing stress and supporting sleep. 

L-theanine is available in different formats, including capsules. 

It is typically taken as part of a daily routine or in the evening, depending on the product. 

L-theanine is often included in daily supplement routines. 

As with any supplement, it’s important to follow the recommended usage on the product label.

Sources

Kimura, K. et al. (2007). L-theanine and relaxation. Biological Psychology. 

Juneja, L. R. et al. (1999). L-theanine properties. Trends in Food Science. 

Unno, K. et al. (2018). Theanine and stress response. Nutrients.