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

€ 89.90

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

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Description

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

ALL DAY CALM NO CRASH - Extended-release L-theanine delivers steady relaxation without drowsiness, keeping you sharp and stress-free from morning meetings to evening unwind.
TRUSTED LEGACY OF QUALITY - From a brand with 40+ years of research-driven innovation, ensuring maximum bioavailability and efficacy in every tablet.
CLEAN CONSCIOUS INGREDIENTS - Certified gluten-free, non-GMO, and vegetarian tablets crafted in the USA with premium raw materials for purity you can trust.
SCIENCE BACKED STRESS RELIEF - Mimics meditative brain waves to cool excitatory neurotransmitters and boost calming GABA, helping you maintain focus under pressure.
GUT FRIENDLY HISTAMINE SAFE - Ideal for sensitive systems, supporting gut health and reducing inflammation without side effects—perfect for the wellness-conscious professional.

Life Extension Theanine XR Stress Relief offers a scientifically formulated, extended-release L-theanine supplement designed to promote sustained calm and mental clarity throughout the day. Gluten-free, non-GMO, and vegetarian, it supports healthy brain function and stress response without causing drowsiness, making it an essential ally for busy professionals seeking natural, effective stress management.

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 389 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

Common Questions

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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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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

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€ 89.90

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Croatia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

Pooja R.

The customer service exceeded my expectations. Perfect for buying products you can't find elsewhere.

1 week ago

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