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Energy-Boost meets Iced Tea – with caffeine, theanine & green tea
(4 Varieties)
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€18,90 €17,01
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Regular price €18,90

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€94,50 /kg,
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Delivery time 2 - 4 working days

Get your boost with tea - with our Boostea. This refreshing drink gives you the boost you need before your workout or in the office. How? Thanks to the invigorating combination of caffeine and L-theanine from real green tea extract - ideal for training and everyday life. Enjoy the fruity, fresh taste and experience the anti-fatigue effect.¹

  • Boost drink with caffeine & L-theanine
  • With real green tea extract
  • Anti-fatigue effect¹
  • Refreshing fruity flavors
Consumption recommendation of the manufacturer

Mix 2 g powder (one scoop, inside) with 250 ml cold water in a shaker. It is recommended to consume 1-2 portions per day as required.

Note: Do not exceed the recommended daily intake. Food supplements are no substitute for a balanced and varied diet and a healthy lifestyle. Store out of the reach of children.

Food information
Nutritional values per serving per daily ration (2 portions)
Caffeine 50 mg 100 mg
Green tea extract 35.7 mg 71.4 mg
thereof L-theanine 25 mg 50 mg

Ingredients Infused Ice Tea Lemon:

Maltodextrin, flavoring, acidifier (citric acid, malic acid), caffeine, coloring (ammonium sulfite caramel), sweetener (sucralose, acesulfame K), green tea extract (70 % L-theanine).

Ingredients Infused Ice Tea Peach:

Maltodextrin, flavoring, acidulant (citric acid, malic acid), caffeine, coloring (ammonium sulfite caramel), sweetener (sucralose, acesulfame K), green tea extract (70 % L-theanine).

Cherry ingredients:

Maltodextrin, flavoring, acidifier (citric acid), coloring food (beet powder), caffeine, sweetener (sucralose and acesulfame K), green tea extract (70 % L-theanine), coloring (carotene).

Ingredients Green Apple:

Dextrin, acidulant (citric acid, malic acid), flavoring, coloring food (spirulina concentrate), sweetener (sucralose, acesulfame K), caffeine, green tea extract, coloring (carotene), anti-caking agent (silicon dioxide).


Fitmart GmbH & Co KG, Werner-von-Siemens-Straße 8, 25337 Elmshorn, Germany


130g / 200g powder

Can I drink Boostea every day?

Yes, you can enjoy Boostea every day, but be aware of your total caffeine consumption.

What is the difference to other boosters?

Boostea combines real green tea extract with caffeine and L-theanine, which invigorates you in a natural and balanced way.

Frequently bought together

Please, select at least one product to be added to the shopping cart
Total: €104,70
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  • This product: Boostea


Energy-boosting combo

Caffein and L-theanin, made from real green tea extract.

Anti-fatigue Effect

Caffein promotes wakefulness by blocking adenosine receptors.

Made in Germany

Produced in-house.


ESN Boostea by Schmale Schulter


Caffein gives you the boost of energy you need


Delicious Flavor


ESN BOOSTEA made in Germany

¹EFSA Journal 2011;9(4):2054 – Koffein trägt zur Steigerung der Wachheit bei.

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