regeneralive
L-Theanine

Thorne

L-Theanine

Tea-derived amino acid that promotes relaxation, focus, memory, and a healthy stress response

4.7 Β· Editorial review
Third-Party TestedNon-GMO
$68.00via Thorne

Approximate price. Subject to merchant changes.

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Reader discount

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Serving size
See product label for full directions
Goal
sleep

The review

Why we put this on the shelf.

Theanine, mostly found in tea, boosts the production of alpha brain waves and supports neurotransmitters that help manage stress.* Theanine Sleep, Stre

We carry L-Theanine because Thorne's quality testing is genuinely top-tier β€” every batch is independently lab-tested for purity and potency, and they're one of the few supplement brands with both NSF-certified manufacturing and a research-grade clinical division.

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L-Theanine by Thorne Β· Regeneralive