SiS Beta Fuel Dual Source Carb Blend Sachets 82g x 15
The Most Scientifically Superior Energy Drink: 80g Carbs in 1:0.8 Ratio for Enhanced Power & Absorption

Long favored by elite athletes, the famous Science in Sport (SiS) Beta Fuel Energy Drink has been optimized, making it a scientifically superior fuel. This brand new 1:0.8 ratio of 80g carbohydrate enhances your power output, increases your body's carbohydrate usage efficiency, and limits gastrointestinal discomfort, ensuring you maintain optimal performance during events that typically last more than two hours.
This product is an essential fuelling solution for endurance athletes aiming to consume the recommended 80-120g of carbohydrate per hour.

Key Features & Benefits
- Scientifically Superior Carbohydrate (80g): Delivers an optimized 80g of carbohydrate per serving (82g sachet) in a single, convenient isotonic fuelling solution.
- Optimized 1:0.8 Ratio: The new 1:0.8 ratio of maltodextrin to fructose enhances exogenous CHO oxidation (efficiency) by 17% when compared with the older 2:1 ratio. It also reduces self-reported symptoms of stomach fullness and nausea.
- Increases Power Output: Research shows the 1:0.8 ratio enhances mean power output during 10 maximal sprint efforts by 3% compared with the 2:1 ratio.
- Isotonic Formulation: Provides a low-risk, easily digestible fuel solution for sustained performance.
- Clean Formula: Free of fat, saturates, and protein. Suitable for vegans.
- Flexible Fuelling: Can be used on its own (one sachet per hour) or combined with Beta Fuel Gels or Chew Bars to easily hit the target hourly carbohydrate intake of 80-120g.
What Is In SIS Beta Fuel Carb Sachets?
| Typical Values | Per 100g | Per Serving 82g |
| Energy | 1658kj / 390kcal | 1359kj / 320kcal |
| Fat | 0.0g | 0.0g |
| of which saturates | 0.0g | 0.0g |
| Carbohydrate | 98g | 80g |
| of which sugar | 54g | 45g |
| Protein | 0.0g | 0.0g |
| Salt | 0.01g | 0.01g |
Ingredients
Maltodextrin (from Maize) (57%), Fructose (42%), Flavourings.
How to Use
One sachet of Beta Fuel Energy Drink contains one serving (82g) of powder.
- Preparation: Tip the mix-and-go formula into 600ml of water and shake to dissolve. It's that simple.
- Consumption: Sip little and often during prolonged endurance exercise.
- Dosing: Use one powder sachet per hour or combine with Beta Fuel Gels or Chew Bar to hit the target hourly 80-120g carbohydrate intake.
- Stock: In Stock
- Brand: SIS