80 g carbohydrates per serving for sustained energy during endurance activities
1:0.8 glucose to fructose ratio enhances absorption and utilization by two digestive pathways
Natural fruit flavors without artificial sweeteners for clean, enjoyable taste
Vegan, gluten-free, lactose-free, and nut-free for broad dietary compatibility
Proven by professional athletes and teams for reliable performance support
Summarized by Shop
Science in Sport Beta Fuel High-Carbohydrate Endurance Fuel for Sustained Energy
Designed for serious endurance athletes, SiS Beta Fuel delivers maximum carbohydrate with added electrolytes to maintain energy, delay fatigue, and support optimal performance during prolonged exercise.
Key Features