LTheanine (Pure) | 250mg | 120 Capsules

LTheanine (Pure) | 250mg | 120 Capsules

Regular price £18.49 £17.49 Sale

L Theanine | 120 Finest L-Theanine Capsules Available in 250mg Capsules | ONLY Ltheanine, No Fillers, Binders or Magnesium Stearate | 4 Months Supply | Vegan & GF

 WHAT IS LTHEANINE? | L-theanine is an Amino Acid found most commonly in tea leaves and in small amounts in Bay Bolete mushrooms.

 WHY OURS? | We use only the finest L Theanine that has been manufactured in the UK. Our in house nutraceutical chemist, Chad Bray has formulated this product, to give the scientifically recognised dose of 250mg.

 WHO IS IT FOR? | Brainpower Nootropics® L Theanine is used by competitive athletes, driven individuals, entrepreneurs, busy mums, executives, students, seniors and more. It's suitable for Vegetarians, Vegans, Gluten Free, Soy Free & Dairy Free. It's the obvious choice for those of us who prefer natural.

PURITY & QUALITY | Exquisite Quality | Our L-Theanine is manufactured right here in the UK, unlike other brands of L-Theanine, which are often manufactured in China with lower manufacturing, contamination and purity standards.

We HPLC test for purity, and make all our certificates of analysis available to the public, so you know you are getting the highest quality product.

 PEACE OF MIND GUARANTEE | Brainpower Nootropics® is the go-to trusted name in certain herbal extracts and vitamin-mineral supplements. We are relied upon by our huge repeat customer base Worldwide. Manufactured in the UK in a GMP (government checked) facility. Our products are the purest and safest available. Best used for a minimum of 6 weeks. We offer a no questions asked money back guarantee. 

We source the highest quality natural ingredients, in the most potent forms, at the dosages supported by the scientific literature and double blind placebo controlled (DBPC) studies. We have thousands of satisfied return customers who trust us for their natural herbal extracts, vitamins, and minerals.

✅ FULL MONEY BACK GUARANTEE You also have the peace of mind that we always offer a full Money Back Guarantee on all our products, so you can add to basket worry free!



Brainpower Nootropics® Fine L-Theanine (Manufactured in the UK)

Serving Size: 1 Capsule (250mg)

Servings Per Container: 120

Use By: 2 years (Exact date printed on bottom of bottle)

Per Serving: 250mg L-Theanine, Vegetable Capsule Shell


Directions for Use: Take 1 - 2 tablets per day in the morning with food and water or as directed by your healthcare professional. Do not exceed the recommended amount.

Storage: Keep out of direct sunlight in a cool and dry place. Keep out of sight and reach of young children. CAUTION: • Not intended for use by persons under the age of 18. • Always consult your physician before taking Food Supplements, especially if you are taking medication, have an existing medical condition or are due to undergo surgery. • You should not take food supplements as a substitute for a varied balanced diet or a healthy lifestyle. • Not suitable for pregnant or lactating women unless directed by a physician. • Side-effects from this supplement are rare but please discontinue use and contact your physician immediately in the event of an adverse reaction.

Legal Disclaimer: While we work to ensure that product information on our website is correct, we may alter it at any time. Actual product packaging and materials may contain more and/or different information than shown on our website. If you have any specific product queries, please contact us. This notice does not affect your legal rights. Content on our website is not intended to be used to diagnose, treat, cure, or prevent any disease or health condition or to substitute advice given by medical practitioners, pharmacists or other licensed health care professionals. You should contact your health care provider immediately if you suspect that you have a medical problem. You should always read the labels, warnings and instructions provided with the product before using or consuming it and not solely rely on the information presented on our website.

We offer discounts when you buy more than one of the same product.

To use the code, simply add the number of units to your basket, then enter the corresponding code at the checkout.

Add 2 to basket then use code: "Buy 2 Get 5% OFF"
Add 3 to basket, then use code: "Buy 3 Get 10% OFF"
Add 4 to basket, then use code: "Buy 4 Get 15% OFF"
Add 5 to basket, then use code:" Buy 5 Get 20% OFF"

Contact us, if you have any issues or questions.



Royal Mail Signed For 1st Class - 24 hours                           £5.50
Royal Mail Signed For 2nd Class - (2 to 7 working days)      FREE on orders above £30
Royal Mail Signed For 2nd Class - (2 to 7 working days)      £3.95         


International Tracked Shipping (3 to 10 working days)        FREE on orders £50 & up
International Tracked Shipping (3 to 10 working days)        £11.50 or orders below £50




Customer Reviews

Based on 59 reviews

Great Product!

Produkt ist punktlich angekommen

Service war schnell und alles klappte the perfekt

Es bringt wirklich was es verspricht

Ich bin überrascht was es kann.
Ich habe kein Herzrasen mehr und bin nach dem zweiten Kaffee nicht mehr so zittrig.
Dazu ist mir aufgefallen, dass ich schneller einschlafe und entspannter schlafe.
Einmal habe ich einen Tag vergessen die zu nehmen und das Herzrasen hat direkt wieder angefangen..

Ich nehme 1-3 kapseln am Tag. Die erste vor dem ersten Kaffee

helped me focus more

I ordered these pills 2 weeks ago and wanted to try them even longer before I give my honest feedback. So both I and my husband tried these pills. On the first day we felt no difference, but since the second day there has been a significant improvement in concentration and concentration factors. These pills also helped me reduce anxiety. So far I am satisfied with the product, if something changes in the future, I will update the report.


amazin after two weeks i felt alot at eased relaxed with myself