SiS BETA Fuel 80 is a high-carbohydrate drink using two carbohydrate sources. Each 82 g sachet provides 80 g of carbohydrate from maltodextrin and fructose in a 1:0.8 ratio. Carbohydrate for prolonged endurance exercise The dual-source formula is designed for athletes following a high-carbohydrate fuelling strategy during long training sessions and competitions. 80 g of carbohydrate per serving; 1:0.8 maltodextrin-to-fructose ratio; Mixes into an isotonic drink when prepared as directed; Compact single-serving sachet; Suitable for vegans; Tested under the Informed Sport programme for banned substances. Combine with other BETA Fuel products such as BETA Fuel + Nootropics Gel , standard BETA Fuel gels or energy chews, while accounting for your total carbohydrate and caffeine intake. Nutritional information per 82 g serving Carbohydrate — 80 g; Sugars — 45 g; Sodium — 0.01 g; Maize maltodextrin — 57%; Fructose — 42%; Natural flavourings. How to use BETA Fuel Add one sachet to 600 ml of water. Shake or stir until fully dissolved. During prolonged endurance exercise, drink small amounts regularly. The source suggests up to one serving per hour; adjust this within your complete carbohydrate and fluid plan and practise it in training.

SiS GO Energy Bake is a soft-baked alternative to a conventional energy bar. Made with a fruit filling and providing a substantial amount of carbohydrate, its compact format is easy to carry and eat on the move. It is designed for long training sessions and can also be used as a snack between meals or before competition. This Science in Sport energy bar has a distinctive soft texture with a fruit centre. Nutritional information Each SiS GO Energy Bake provides: 30 g of carbohydrate; 10 g of fructose; 3.5 g of protein; 5 g of fat; 0.25 g of salt. Ingredients also include wheat flour, fruit filling, olive oil, whole egg, milk protein and flavouring. Suitable for vegetarians. Recommended use During exercise lasting more than 90 minutes, aim to replenish carbohydrate regularly according to your individual fuelling plan. Depending on your target intake, this may include 1–2 SiS GO Energy Bakes, carbohydrate bars or Science in Sport energy gels per hour. Suitable for endurance activities including running, cycling, swimming, rowing and hiking.

SiS GO Hydro is a convenient effervescent tablet that dissolves quickly in water. The low-calorie drink contains electrolytes including sodium, potassium and magnesium plus vitamins B1, B2 and B6. Why use an electrolyte drink? Fluid and electrolytes are lost through sweat during exercise. GO Hydro provides a convenient way to add electrolytes to water without a significant carbohydrate intake. What does it taste like? Despite its low sugar content and meaningful sodium level, the flavoured drink is designed to remain easy to drink during exercise. How to use SiS GO Hydro Dissolve one tablet in 500 ml of water. Consume the prepared drink within 24 hours. The source suggests 500 ml three to four hours before competition and a further 250–500 ml one hour before the start. Do not exceed four tablets per day. GO Hydro suits cycling, running and other activities where electrolyte intake is required without substantial carbohydrate. It is suitable for vegans. GO Hydro or GO Electrolyte? GO Hydro provides electrolytes with very little carbohydrate, making it useful when energy intake comes from other products. For longer sessions where carbohydrate is also required, consider SiS GO Electrolyte , which provides 36 g of carbohydrate per serving. Ingredients Citric acid, electrolytes 37% (sodium bicarbonate, sodium chloride, calcium carbonate, potassium chloride, tricalcium phosphate, magnesium carbonate), sorbitol, inulin, colour (beetroot red), natural flavouring, lemongrass powder (2.3%), starch, sweetener (sucralose), vitamins (pyridoxine hydrochloride, riboflavin, thiamine). Per serving Energy — 8.8 kcal; Carbohydrate — 0.8 g; Sugars — 0.1 g; Sodium — 0.3 g; Vitamin B1 — 0.2 mg; Vitamin B2 — 0.3 mg; Vitamin B6 — 0.4 mg; Calcium — 5.11 mmol/L; Magnesium — 0.66 mmol/L; Zinc — 0.04 mmol/L; Potassium — 3.32 mmol/L. Made in the United Kingdom.

A trial set containing two SiS energy gels. Ideal for anyone trying Science in Sport gels for the first time and looking to find out how well the products suit their individual fuelling needs. What's included? SiS GO Isotonic Energy Gel — 1 gel; SiS GO Energy + Caffeine Gel with 75 mg of caffeine — 1 gel. The isotonic gel does not need to be taken with water. The caffeine gel provides 75 mg of caffeine to help support concentration and alertness towards the end of a race or training session. IMPORTANT We do not recommend trying sports nutrition from any brand for the first time on race day. Test every new product during training, ideally during a long session. This will help you understand how your body responds and reduce the risk of unexpected problems during your event.