Your cart
There are no more items in your cart
Get an additional -5%* today with code EXTRA5
h
m
s
* Exclusions apply: wheels, electronics, tires, and bicycles.
Buy it now and receive it between 8 Jun and 9 Jun with InPost
Beta Fuel Dual Source Energy Bar – Performance without limits
Designed for endurance athletes, this energy bar provides an optimized blend of carbohydrates with efficient absorption and minimal gastrointestinal discomfort. Ideal for prolonged efforts.
- Product type: Energy bar
- Active ingredients: Maltodextrin, glucose, fructose
- Key benefits: No artificial sweeteners, fast absorption, ideal for efforts >2h
- Energy content per serving: 45g carbohydrates / 186 kcal
Scientific energy for extreme efforts
The Beta Fuel Dual Source energy bar is designed for athletes who demand maximum performance during long training sessions or competitions. With an innovative carbohydrate ratio that improves energy efficiency and minimizes discomfort, it is ideal for cycling, trail running, triathlon and other endurance sports.
Optimized formula with scientific backing
Thanks to its 1:0.8 maltodextrin-to-fructose ratio, exogenous carbohydrate oxidation is improved by up to 17% compared to the classic 2:1 ratio. This formula has been validated by studies showing superior energy efficiency and a lower incidence of gastrointestinal issues such as nausea or bloating.
How and when to take it
Each bar provides 45g of carbohydrates, ideal for consuming between 1 and 3 bars per hour of activity depending on intensity and duration, targeting a total intake of 80 to 120g of carbohydrates per hour. It can be consumed whole or divided into individual portions of 7g of carbohydrates each.
No unnecessary additives
The Beta Fuel bar contains no artificial sweeteners, which improves digestive tolerance even during prolonged efforts. Key ingredients include glucose syrup, fructose syrup, sugar, water, pectin, corn starch and turmeric extract as a natural colorant.
SIS131205
Product Availability
Most of our items are in stock and marked on the product page as "Available. Immediate shipping".
For items with size variations, this information will appear once the appropriate option is selected. If we do not have immediate stock, the estimated delivery time will be shown. We keep this information up to date and work hard to deliver your order as soon as possible. If the item is unavailable, you can subscribe to an alert to be notified once it’s back in stock.
Payment Methods
We accept card payments, PayPal, Klarna, Amazon Pay, among others. Once received and confirmed, we will process your order and begin preparation.
Shipping and Costs
We offer free shipping on most of our orders. For purchases over €100, shipping is free to countries such as Belgium, France, Germany, Luxembourg, the Netherlands, Portugal, and Spain. We do not ship to the Azores, Madeira, the Canary Islands, Reunion Island, or Guernsey..
Returns Policy
We want you to be completely satisfied with your purchase, so you have 30 days to return your order, as long as return conditions are met. You can find more information about exchanges and returns here. For hygiene and safety reasons, returns of unsealed and/or activated electronic products, food items, swimsuits, and wetsuits are not accepted. See details here.
Size Exchanges
For size-specific products, please refer to the size guide on the product page to choose the best fit. If you need a different size upon receipt of your order, you have up to 30 days to request a change. Follow the steps detailed here
Payment method
Tap to zoom
