Clean Energy. No Crash.
Caffeine paired with L-theanine for smooth, sustained energy without the rollercoaster.
Unlock your
best self
Good energy starts here. Power your everyday routine with Fuse.
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Good energy starts here. Power your everyday routine with Fuse.
Caffeine paired with L-theanine for smooth, sustained energy without the rollercoaster.
Helps you stay productive during study sessions, work sprints, gaming marathons, and creative projects.
Sugar-free, low-calorie, and budget-friendly. Enjoy clean energy without paying premium can prices.
One tube replaces multiple single-use cans, reducing shipping weight and packaging waste.
Three simple steps for a fresh energy drink without cans or coffee.
Choose the Fuse flavor that fits your mood, from fruity and fresh to bold and energizing.
Drop one tablet into 250-450ml of cold water, then let it fizz until fully dissolved.
Stir or shake, take a sip, and feel the difference with Fuse.
We recommend mixing with 250 ml of water. Want a lighter taste? Try 350 ml or 450 ml of water.
Made in the EU
ISO 22000 certified
Vegan
GMO-free
Lactose-free
Gluten- and soy-free
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We have collected the most common questions about ingredients, effect, delivery and everything in between. Can't find what you are looking for? Contact us by live chat or email - we are happy to help.
Fuse Energy is an energy drink in the form of effervescent tablets. You put one tablet in water and get a refreshing energy drink with caffeine, L-theanine and B vitamins - with no sugar and no unnecessary additives.
Put one Fuse in a glass or bottle with about 250-400 ml of water. Let it dissolve completely and enjoy.
One Fuse contains 160 mg of caffeine, roughly equivalent to two cups of coffee.
Fuse is practically calorie-free. One Fuse contains around 1-3 kcal, depending on the flavour.
No, Fuse has no added sugar.
Delivery usually takes 1-3 business days within the United Kingdom.
To keep the bottle looking good and working well for as long as possible, we recommend hand washing. Avoid the dishwasher.
You can submit a request to cancel the entire order. It may already be too far into processing, so cancellation cannot be guaranteed.
Verify your order by email, then submit a request with the new shipping address. The shipping country and delivery method cannot be changed.
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Discover our unique formulation and doses per tablet
Each tablet contains 160 mg of caffeine. Caffeine is a naturally occurring substance found in coffee and tea, among other sources.
L-theanine is an amino acid that occurs naturally in tea leaves (Camellia sinensis). The content per tablet is 160 mg.
Vitamin B6 contributes to reducing tiredness and fatigue and to normal energy-yielding metabolism.
Vitamin B12 contributes to normal nervous system function and normal energy-yielding metabolism, and helps reduce tiredness and fatigue.
Vitamin C contributes to normal immune system function and to reducing tiredness and fatigue, and supports normal energy-yielding metabolism.
Niacin (vitamin B3) contributes to normal energy-yielding metabolism and normal nervous system function, and helps reduce tiredness and fatigue.
The rest of the ingredients in the ingredient list are there to provide flavor, color and make sure the tablet dissolves properly in water.