A 1kg tub of SIS Science in Sport Go Energy powder on a light gray background.

A 1kg tub of SIS Science to Sport Go Energy powder with raspberry flavor, featuring a black lid and a yellow and black label, set against a light gray background.

A woman drinking from a yellow SIS sports water bottle while wearing a navy and pink athletic vest, set against a dark vehicle background.

A man wearing a black cycling helmet and a black and red cycling jersey drinks from a bright yellow bottle outdoors.

A 1kg tub of SIS GO Energy powder supplement, featuring a dark gray container with a black lid and a yellow and gray label, set against a light gray background.

SiS

SIS GO Energy Powder 1.6kg

~~£33.00~~ £27.99 Sale

Carbs, bottled — SiS GO Energy Powder delivers 47g of fast-acting carbs per serving, helping you stay fuelled through long rides, runs and race-day efforts without overcomplicating your fuelling plan.

Size: 32 Serving Tub (1.6kg)

32 Serving Tub (1.6kg)

Flavour: Orange

Orange Lemon Blackcurrant

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Key Benefits

47g Carbohydrate Per Serving – Helps support energy levels before or during endurance exercise.
Dual-Source Carbohydrate Blend – Uses maltodextrin and fructose for fast, effective fuelling.
1.6kg Tub – Provides approximately 32 servings for regular training and race preparation.
Easy 500ml Bottle Mix – Mix 50g / 3 scoops with 500ml water and shake well.
Supports Carb Loading – Can be used with or between meals as part of a pre-event carbohydrate-loading strategy.
Ideal During Exercise – Suitable for sipping during long rides, runs, sportives, triathlons and endurance sessions.
Versatile Concentration – Can be mixed to different strengths depending on your session and fuelling target.
Available in Popular Flavours – Choose from Orange, Lemon and Blackcurrant.
Trusted Sports Nutrition – Developed by Science in Sport for athletes needing convenient performance fuel.

The SiS GO Energy Powder 1.6kg is a fast-acting carbohydrate drink mix designed to help endurance athletes fuel training, racing and carbohydrate-loading strategies. Ideal for running, cycling, triathlon, sportives, marathons and long gym sessions, it provides an easy way to increase carbohydrate intake before or during exercise.

Each 50g serving delivers 47g of carbohydrate from a dual-source blend of maltodextrin and fructose, helping support energy levels when training intensity rises or sessions last longer. The ready-to-mix powder is designed to be easy to digest and can be adjusted to different concentrations depending on your fuelling needs.

Simply mix 50g / 3 full scoops with 500ml of water, shake well and drink during exercise or as part of your pre-event carbohydrate-loading plan. With 32 servings per 1.6kg tub and flavour options including Orange, Lemon and Blackcurrant, SiS GO Energy Powder is a practical sports drink powder for athletes who want reliable, high-carbohydrate fuelling in a bottle.

Product Specifications

Product: SiS GO Energy Powder 1.6kg
Product Type: Carbohydrate energy drink powder
Format: Powder tub
Tub Size: 1.6kg
Servings Per Tub: 32 servings
Serving Size: 50g / 3 full scoops
Mixing Instructions: Mix 50g / 3 full scoops with 500ml of water and shake well
Calories Per Serving: 189 kcal
Carbohydrate Per Serving: 47g
Sugars Per Serving: 3.5g
Fat Per Serving: 0g
Saturates Per Serving: 0g
Protein Per Serving: 0g
Fibre Per Serving: 0g
Sodium Per Serving: 0g
Carbohydrate Source: Maltodextrin and fructose blend
Primary Use: Carbohydrate fuelling before or during endurance exercise
Best For: Running, cycling, triathlon, sportives, marathons, long gym sessions and carbohydrate loading
Suggested Use: Consume 500ml every 45–60 minutes during exercise, or use up to 4 servings per day as part of a carbohydrate-loading strategy
Best Consumed: Within 24 hours once prepared
Available Flavours: Orange, Lemon and Blackcurrant
Dietary / Certification Notes: Vegan, gluten free and Informed Sport certified
Key Features: 47g carbs per serving, 32-serving tub, dual-source carbohydrate blend, easy 500ml bottle mix, fast-acting energy and versatile concentration options

Why We Choose SiS

We choose SiS - Science in Sport because they create trusted sports nutrition products designed to help athletes fuel, hydrate and recover with confidence. From isotonic energy gels and electrolyte tablets to recovery drinks and advanced endurance fuelling, SiS supports runners, cyclists, triathletes and active individuals before, during and after training and racing.

Science-Led – Developed with a clear focus on sports science, performance nutrition and real-world athlete needs.

Easy to Use – Practical fuelling solutions such as isotonic energy gels that are simple to take during exercise, with no unnecessary complexity.

Endurance Focused – Designed to support sustained energy, hydration and recovery across running, cycling, triathlon and high-intensity training.

Trusted by Athletes – Used by everyday athletes and elite performers who need reliable nutrition when performance matters.

That’s why SiS is part of the North Sports collection — giving you proven sports nutrition to fuel harder sessions, support recovery and perform at your best.