What does taking L-theanine do?

Taking L-theanine, a relaxing amino acid found in green tea, can help promote a sense of calm and support a healthy stress response when life gets hectic.

Is it OK to take L-theanine daily?

Taking L-theanine daily is generally recognized as safe, so it can be taken daily as needed. But you should always check the label on any supplement for proper usage instructions.

When should I take L-theanine for stress?

L-theanine can be taken any time of the day, especially when it comes to stress. If you’re not sure if you should take L-theanine for stress, consult with your healthcare practitioner before supplementing.

Is ashwagandha or L-theanine better for stress?

While both ashwagandha and L-theanine are great options for supporting a healthy stress response, one is not necessarily better than the other. In fact, you can even take them at the same time to complement their stress support benefits.

Can you take magnesium and L-theanine together?

Much like L-theanine and ashwagandha, both magnesium and L-theanine are known for their calming and relaxing properties. Taking them together may have complementary effects to promote stress relief and overall well-being.

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Life Extension Theanine XR Stress Relief – Stay Calm in The Face of Daytime Stress – Gluten-Free – Non-GMO – Vegetarian – 30 Vegetarian Tablets

Life Extension Theanine XR Stress Relief – Stay Calm in The Face of Daytime Stress – Gluten-Free – Non-GMO – Vegetarian – 30 Vegetarian Tablets

Product ID: 722774760

Details

Allergen Information
Gluten Free
Brand
Life Extension
Colour
...
Dosage Form
Tablets
Flavour
Unflavoured
Item Form
Tablet

⏳Extended-release for all-day calm

🌿Non-GMO & gluten-free purity

🧠Supports brain’s natural stress response

€ 90.30

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🧘‍♂️ Stay Zen, Stay Ahead: Calm that Keeps Up with Your Hustle

TRUSTED LEGACY - Over 40 years of rigorous research and quality assurance ensure maximum bioavailability and efficacy.
STEADY CALM ALL DAY - Advanced XR technology delivers L-theanine gradually, keeping you cool from morning meetings to evening unwind.
PURE CLEAN FORMULA - Certified gluten-free, non-GMO, and vegetarian—crafted in the USA with premium ingredients you can trust.
MEDITATION INSPIRED FOCUS - Mimics brain-wave patterns of meditation without the nap, perfect for busy pros needing mental clarity on demand.
SCIENCE BACKED STRESS RELIEF - Boosts calming neurotransmitter GABA while balancing excitatory signals for a non-drowsy, focused calm.

Life Extension Theanine XR Stress Relief offers a scientifically formulated, extended-release L-theanine supplement designed to promote sustained relaxation and stress resilience without drowsiness. Gluten-free, non-GMO, and vegetarian, it supports healthy brain function by balancing neurotransmitters and protecting against oxidative stress, making it an ideal daily ally for professionals seeking calm focus and mental clarity.

Specifications

ASIN	B09HVDD48T
Allergen Information	Gluten Free, Non-GMO
Brand	Life Extension
Colour	...
Country of Origin	USA
Customer Reviews	4.6 out of 5 stars 390 Reviews
Dosage Form	Tablets
Flavor	Unflavoured
Flavour	Unflavoured
Item Dimensions	44 x 44 x 85 Millimeters
Item Form	Tablet
Item Nype Name	Theanine XR Stress Relief
Item Weight	0.12 Pounds
Item dimensions L x W x H	44 x 44 x 85 Millimeters
Manufacturer	Life Extension
Manufacturer Part Number	02429
Material Features	GMO Free
Material Type Free	Gluten Free
Model number	02429
Number of Items	1
Product Benefits	Stress Relief
UPC	737870242932

Reviews

K**.

Can’t live without! Excellent for histamine sensitivity

I only use life extension. I have autoimmune issues. Gut issues from it. Great for histamine resistance , gut and inflammation in the gut. Not about the energy . Excellent for acid reflux, gerd on histamine related food and wine. No side effects . Easy to swallow .

13.07.2026

C**O

Good brand

Great product and brand

17.12.2023

C**E

Elegí el mejor

Llego muy rápido, en excelente condiciones tengo 40 años y espero q me ayude a mejorar mi energía y q mi calidad de salud sea favorable

14.07.2026

M**L

Great for stress

Great for stress, it really seems to help calm you down. I had no adverse side effects taking it and then taking it for over 60 days. Great product.

17.05.2026

L**Y

No siento ningún efecto

Llevo casi un mes consumiendo el producto en las noches y no funciona. No gastes.

28.07.2024

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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