Science in Sport's Beta Fuel is our top selling energy gel.

Part of an entire world-leading fuelling solution range that includes drinks and chews, the SiS Beta Fuel Energy Gel is optimised with a brand new 1:0.8 ratio of 40g carbohydrate to enhance your power output, increase your body's carbohydrate usage efficiency, and limit gastrointestinal discomfort to deliver a scientifically superior fuel.

• INCREASED CARB EFFICIENCY: A 1:0.8 ratio of maltodextrin to fructose increases the percentage of ingested carbohydrate that is oxidized (known as efficiency) from 62% to 74% when compared with a ratio of 2:1
  
• LOWER GI DISTRESS: A 1:0.8 ratio of maltodextrin to fructose reduces self-reported symptoms of stomach fullness and nausea when compared with a ratio of 2:1
  
• ISOTONIC: Beta Fuel gel is isotonic meaning there is no need for additional water to be consumed to allow efficient absorption
  
• POWER: A ratio of 1:0.8 enhances mean power output during 10 maximal sprint efforts increased by 3% compared with 2:1 ratio
  
• NUTRITION: Each gel contains 40 grams of carbohydrate. Depending on your sport or event, you should aim to consume 1-3+ gels every hour during exertion to reach a 80g-120g target intake
  
• INTAKE: Tear open the gel and consume entire gel directly from the packaging. Stow your litter
  
• FLAVOUR: 2 taste options - Orange, Strawberry & Lime
  
• WITHOUT: No artificial sweeteners
  
• INFORMED SPORT: Beta Fuel is tested under the Informed Sport programme and does not contain any banned substance
  
• PACK SIZES: choose from a handy 6 pack or cost effective 30 pack of gels