What is L-Theanine: Uses, Warnings & Interactions

Updated May 14, 2025  •  Published Dec 30, 2020

Check our best L-Theanine prices

L-Theanine overview

BRAND NAMES:

Generic Names:

  • L-Theanine

Uses:

Therapeutic Classes:

Forms:

How it’s taken:

What is L-Theanine used for?

What form(s) does L-Theanine come in

What are common L-Theanine doses?

  • Bottle 60 Capsules

How to take L-Theanine

What to do if you miss a dose of L-Theanine

L-Theanine contraindications

L-Theanine warnings

L-Theanine interactions

L-Theanine News & Research

Can you take L-theanine with caffeine?

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