The Story
SIS Beta Fuel Gels Box by Science in Sport is a premium endurance fueling solution designed for athletes who require high carbohydrate intake during long-duration exercise. Each 60ml gel delivers 40g of carbohydrates using an advanced 1:0.8 maltodextrin-to-fructose ratio to maximize absorption and reduce gastrointestinal discomfort. Popular among runners, cyclists, triathletes, and endurance athletes, Beta Fuel Gels are engineered to support sustained energy, glycogen preservation, and race-day performance. The box format typically includes 30 individually packed gels for training and competition fueling.
Key Features
- 40g carbohydrates per 60ml gel
- Advanced 1:0.8 maltodextrin-to-fructose ratio
- Designed for high-carb endurance fueling up to 90g carbs/hour
- Optimized for fast carbohydrate absorption
- Helps reduce GI discomfort compared to traditional gels
- Supports glycogen preservation during prolonged exercise
- Smooth texture for easy consumption during activity
- Popular for marathon running, cycling, triathlon, and ultrarunning
- Vegan-friendly formulation
- Available in flavors like Orange, Strawberry & Lime, and Neutral
- Box format includes multiple portable gels for training and racing
Key Ingredients
- Water
- Maltodextrin
- Fructose
- Gelling Agents
- Citric Acid
- Natural Flavorings
- Sodium Citrate
- Preservatives
- Electrolytes
Brands may change ingredients, serving sizes, allergens, or other formulation aspects at any time. Always refer to your product label for the most up to date information.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
SIS Beta Fuel Gels Box by Science in Sport is a premium endurance fueling solution designed for athletes who require high carbohydrate intake during long-duration exercise. Each 60ml gel delivers 40g of carbohydrates using an advanced 1:0.8 maltodextrin-to-fructose ratio to maximize absorption and reduce gastrointestinal discomfort. Popular among runners, cyclists, triathletes, and endurance athletes, Beta Fuel Gels are engineered to support sustained energy, glycogen preservation, and race-day performance. The box format typically includes 30 individually packed gels for training and competition fueling.
Key Features
- 40g carbohydrates per 60ml gel
- Advanced 1:0.8 maltodextrin-to-fructose ratio
- Designed for high-carb endurance fueling up to 90g carbs/hour
- Optimized for fast carbohydrate absorption
- Helps reduce GI discomfort compared to traditional gels
- Supports glycogen preservation during prolonged exercise
- Smooth texture for easy consumption during activity
- Popular for marathon running, cycling, triathlon, and ultrarunning
- Vegan-friendly formulation
- Available in flavors like Orange, Strawberry & Lime, and Neutral
- Box format includes multiple portable gels for training and racing
Key Ingredients
- Water
- Maltodextrin
- Fructose
- Gelling Agents
- Citric Acid
- Natural Flavorings
- Sodium Citrate
- Preservatives
- Electrolytes
Brands may change ingredients, serving sizes, allergens, or other formulation aspects at any time. Always refer to your product label for the most up to date information.


















