10 Best dimanin a in Deutschland

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Last Updated - 24/04/2025

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01

Nootrovita

L Theanine 200 mg 180 Capsules for Relaxation, Stress Relief, Sleep and Concentration, Vegan L-Theanine, No Artificial Fillers, Allergen Free Nootrovita

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9.8

Exceptional

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Main highlights

Relaxation and stress relief: L-Theanine has a relaxing effect and combats the negative effects of stressful situations.
MENTAL CLARITY: L Theanine promotes mental clarity. It is often combined with caffeine to boost energy levels while combating the unwanted side effects of caffeine, such as shakiness.
High quality, 100% vegan: suitable for vegetarians, vegans and allergy sufferers, free from animal ingredients, gluten free, lactose free. Our Nootrovita L-Theanine capsules 200 mg is produced in the EU to the highest quality standards (GMP, ISO 9001, HACCP)
Excellent value for money – each daily serving of 1-2 capsules provides 200-400 mg L-theanine. Each bag contains 180 L of theanine capsules 200 mg and is enough for 90-180 days.
CONCENTRATION: L Theanine improves concentration by increasing blood flow to the brain and mental performance during mentally challenging activities.

32,97 €
02

WeightWorld

L-Theanine Amino Acid 400 mg - 180 Vegan Capsules for 6 Months Supply - Made without GMO and No Magnesium Stearate - Gluten Free & Natural Ingredients - Amino Acid L-Theanine - WeightWorld

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9.7

Exceptional

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WeightWorld Satisfaction Guarantee - We pride ourselves on the quality we offer to our customers. As a family business, we attach great importance to sustainability and naturalness. If you are still unsatisfied with a product, need help or advice, please contact us. We are always at your disposal, because your satisfaction as a customer in Germany, Austria and Switzerland is of great importance to us.
Vegan, without magnesium stearate and sustainable packaging – quality is our number one priority. Our vegan capsules are free from gluten, lactose, flavours, dyes, allergens and of course made without genetic engineering or animal testing. Our products are climate friendly and we use recyclable packaging to reduce our CO2 emissions. They are also manufactured according to GMP standards under strict European guidelines.
Pure amino acid with L-Theanine 400 mg – Our capsules contain 400 mg L Theanine powder per daily amount. Theanine has a similar structure to L-Glutamate, this is an essential amino acid for many body functions. Amino acids are the central building blocks for the many proteins in our body. Our 180 L Theanin capsules have a shelf life of 6 months, so you don't have to worry about this period.
Dietary supplement L-Theanine - Our everyday activities require energy, concentration and cognitive skills. Theanine is naturally found in green and black tea as well as in certain mushrooms. Together with caffeine, Theanin supports your focus, for an active everyday life or your sports routine. Take 1 capsule daily with a full glass of water, preferably with a meal. Each capsule is vegan, GM free and gluten free
Convincing product quality - Our L-Theanine is extracted from the source Camellia Sinensis. Camellia sinensis is a type of evergreen shrubs from the plant family of Theaceae. We use natural ingredients from the raw materials to the capsule shell. Hypromellose is a vegan alternative to gelatin cases that are odourless and tasteless. The vegan cover dissolves quickly in the stomach and the body can absorb the contents better.

24,99 €
03

SOLVISAN

SOLVISAN L-Theanine Capsules – Important: Study Dosage with 200 mg per Day – 200 Capsules – No Additives

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9.6

Exceptional

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Why 200 mg per capsule? Scientific studies on L-theanine are based on a dosage of 200 mg. That's why we deliberately chose this amount and not for too high 500 mg or too low 100 mg.
Safety: Our products are developed and produced in Germany to the highest quality standards, including laboratory tests for mould and heavy metals.
Long-term supply: with 200 capsules per can, we offer you a supply of 200 days with daily intake - for excellent value for money.
L-THEANINE CAPSULES WITH 200 MG: Each capsule contains 200 mg of pure L-theanine - without fillers, dyes or unnecessary additives, just purity.
100% pure and vegan: our capsules are free from animal ingredients, animal testing, flavours, colours and preservatives. They are vegan as well as lactose and gluten free, without magnesium stearate or titanium dioxide.

20,90 €
04

Vitamintrend

L-Theanine 500 mg - 90 Tablets - Amino Acid - 500 mg L-Theanine per Daily Dose - High Dose - Safe Dosage - Vegan - Bioavailable Supplements from Germany | Vitamintrend

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9.5

Excellent

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BALLOWED AMINO POWER: Amino acids are the basic building blocks of proteins and play a central role in numerous body functions
Vitamin trend German quality. One tablet contains: L-Theanine 500 mg. Recommended daily dose: adults 1 tablet daily with a meal with plenty of water. - Excellent value for money
Vegan and free from: lactose, gluten, yeast, gelatin, soy, flavours, preservatives, pesticides, fungicides, artificial fertilisers, dyes, stabilisers, GMOs and allergens.
Safety of the supplement: long service life. More efficiency than liquids. Guaranteed freshness thanks to airtight seal. Handy bulk pack of 90 tablets.
Made in Germany: our dietary supplements are manufactured directly in Germany in strictly tested and certified facilities - raw materials from EU and non-EU countries

10,95 €
Value for Money

05

supplenatura. Rheinland

L Theanine (XXL Stock) 240 Capsules High Dose 500 mg per Day - Gentle Water Extraction - Laboratory Tested & High Purity - Made in Germany - Supplenatura®

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9.4

Excellent

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Highly concentrated: stressful times? L-Theanine is the amino acid that Zen monks have trusted for centuries. Experience our premium extract from gentle water extraction.
XXL supply: with 240 vegan capsules you get a particularly rich supply at an attractive price. Made in Germany, laboratory tested and in easily swallowable HPMC capsules.
Perfect harmony with coffee: theanine and coffee - a combination that complements each other perfectly. Enjoy your morning coffee in a new way, inspired by millennia-old tea culture.
Gentle harmony instead of chemicals: a natural companion that can bring balance and serenity to your everyday life - inspired by thousands of years old tradition.
Gentle evening companion: like a cup of tea in the evening, our L-Theanine from traditional tea gardens accompanies your evening routine. Enjoy your Zen moment.

21,99 €
06

Only Nature

L Theanine 500 mg - 180 Capsules - High Dose - Produced in Germany & Laboratory Tested - Natural & Vegan - L-Theanine

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9.2

Excellent

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Vegan and without any additives: 100% pure L Theanine as the only ingredient. Free from release agents such as magnesium stearate, fillers, dyes, flavours and preservatives. Of course, gluten-free, gelatine-free and lactose-free.
Satisfaction guarantee and customer service even after purchase. We give you a 365-day money back promise with every purchase. At Only Nature transparency and honesty are very important. The happy customer is always in the foreground. If you are not 100% satisfied, you can contact us at any time!
Independently laboratory tested and made in Germany: your safety is our top priority. To guarantee the best quality, we carefully manufacture all our products directly in Germany (GMP certified, ISO certified, HACCP certified). For your safety, each individual product batch is tested and certified by an independent and TÜV-tested laboratory in Germany.
High dose and best price-performance ratio: each capsule contains 500 mg of pure L-theanine in premium quality. With a supply of 180 L-Theanine capsules, you can focus and relax for 6 months.
Focus and inner peace: thanks to the increased bioavailability, the L Theanine is optimally absorbed by your body and you achieve 100% the best results. Our premium L-theanine is particularly gently manufactured directly in Germany.

23,90 €
07

vitalundfitmit100

L-Theanine Powder 100 g - Extract of Green Tea - Highest Bioavailability - Pure and Vegan - Allergen-Free - Non-GMO - No Magnesium Stearate, Silicon Dioxide, Additives and Additives

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Other: Theanine is contained in the leaves of many species of camellia. Tea is made from Camellia sinensis, where the theanine content can vary very much. L-theanine may be lost during the fermentation of the leaves. Mostly green tea contains more theanine than black. For a long time, theanine has been valued for its calming support of cognitive abilities and numerous other health benefits
Maximum guarantee and quality: our products are strictly tested and pass all necessary quality controls. We do not use genetically modified substances, artificial flavours and preservatives, derivatives and other toxic substances. Our products are free from additives and additives. We prefer that an item is not available before quality is affected
Made in Germany: our products are always manufactured exclusively in Germany according to the strictest European standards, regulations and quality standards and are permanently controlled. For this reason, we can guarantee the best premium quality
General: L-Theanine is a natural, glutamine-like, non-proteinogenic or non-essential amino acid, which means that L-theanine is not a building block of proteins and is not one of the 20 amino acids that make up human proteins. In short: it is not involved in building muscle and body tissues
About our product: Our vegan L-theanine powder is a pure natural product and is gently finely ground for further processing, so that it can be absorbed particularly well. Our high-quality products are manufactured to the highest quality standards and are free from any additives and additives

22,95 €
08

Ambervit

L Theanine High Dose - 400 mg per Capsule - 120 Capsules | For Concentration, Relaxation & Stress Relief | Vegan, No Fillers or Binders | Allergen and Gluten Free | Ambervit

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15% Off
9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Relaxation and stress relief: L-theanine capsules have a relaxing effect and combats the negative effects of stressful situations.
No fillers and binders – we have added absolutely no artificial fillers or binders.
High quality and well tolerated: suitable for vegetarians, vegans and allergy sufferers, free from animal ingredients, gluten-free, lactose-free. Our Ambervit L Theanine capsules 400 mg is produced in the EU to the highest quality standards (HACCP, GMP, ISO 9001)
Excellent value for money – each daily serving of 1 capsule provides 400 mg L-theanine. Each bottle contains 120 L of theanine capsules and is enough for 4 month supply.
Better concentration: L-Theanine improves concentration by increasing blood flow to the brain and mental performance during mentally challenging activities.

16,97 € 19,97 €(15% Off off)
09

Ambervit

L Theanine 180 Capsules - 200mg per Capsule | For Concentration, Relaxation & Stress Relief | Vegan, No Artificial Fillers | Allergen and Gluten Free | Ambervit

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14% Off
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Relaxation and stress relief: L-theanine capsules have a relaxing effect and combats the negative effects of stressful situations.
No artificial fillers and binders – we have added absolutely no artificial fillers or binders. Only gluten-free rice flour is used as capsule filler.
High quality and well tolerated: suitable for vegetarians, vegans and allergy sufferers, free from animal ingredients, gluten-free, lactose-free. Our Ambervit L Theanine capsules 200 mg is produced in the EU to the highest quality standards (HACCP, GMP, ISO 9001)
Excellent value for money – each daily serving of 1-2 capsules provides 200-400 mg L-theanine. Each bottle contains 180 L of theanine capsules and is enough for 3-6 month supply.
Better concentration: L-Theanine improves concentration by increasing blood flow to the brain and mental performance during mentally challenging activities.

22,97 € 26,97 €(14% Off off)
10

WARNKE VITALSTOFFE

Warnke Health Products L-theanine 500mg, vegan, adaptogenic, without magnesium stearate, 60 tablets

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Quality and consumer friendliness: our products comply with HACCP quality standards. Made in Germany. Raw materials from EU and non-EU countries. The optimised packaging with a sealed dosing lid ensures the long shelf life of your dietary supplements and for their easy dosage
Ingredients: filler microcrystalline cellulose, L-theanine, release agent calcium salts of orthophosphoric acid, release agent cotton seed oil
Excellent value for money for German quality – L-theanine 500 mg – 60 tablets – high dose
Adults 1 tablet daily with a meal with plenty of water.

9,95 €