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Home / Shop / Hydrate & Fuel / SiS GO Energy + Electrolyte Gels

SiS

SiS GO Energy + Electrolyte Gels

~~£1.80~~ £1.25 / Sale

22g of carbohydrate plus added electrolytes in a portable isotonic gel for long training sessions and races.

Quantity Size: Single Serve

Single Serve Box of 30 Gels

Flavour: Raspberry

Raspberry Lemon & Mint Salted caramel

Product variants

In stock

Quantity

In stock. Delivery 3-5 Days. Free UK delivery over £50

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30-day returnsView policy

Key Benefits

22g Carbohydrate Per Gel — Convenient energy during prolonged exercise.
Added Electrolytes — Sodium, potassium and magnesium are included.
Isotonic Gel — Can be consumed without drinking additional water alongside it.
Portable 60ml Sachet — Practical for fuelling on the move.
Endurance-Focused Formula — Combines carbohydrate and electrolyte intake in one gel.

SiS GO Energy + Electrolyte Gels combine carbohydrate fuelling with added electrolytes in a compact 60ml sachet. Each gel supplies 22g of carbohydrate, making it a practical choice for runners, cyclists and triathletes preparing for longer sessions or competition.

The isotonic texture is designed to be taken straight from the sachet without an extra drink immediately alongside it. With sodium, potassium and magnesium added to the formula, these gels offer a convenient way to include both carbohydrate and electrolytes in a wider training or race nutrition plan.

Nutrition & Ingredients

Values apply per 60ml gel; multipacks contain the same individual gel formulation.

Lemon & Mint – 60ml gel

Per gel: 367kJ / 86kcal; carbohydrate 22g (sugars 0.7g); fat 0g (saturates 0g); protein 0g; salt 0.30g.

Ingredients: Water, Maltodextrin (33%), Salt, Flavourings, Gelling Agents (Gellan Gum, Xanthan Gum), Acidity Regulators (Citric Acid, Sodium Citrate, Malic Acid), Sweeteners (Acesulfame K, Sucralose), Preservatives (Potassium Sorbate, Sodium Benzoate), Potassium Chloride, Magnesium Citrate.

Raspberry – 60ml gel

Per gel: 370kJ / 87kcal; carbohydrate 22g (sugars 0.7g); fat 0g (saturates 0g); protein 0g; salt 0.30g.

Salted Caramel – 60ml gel

Per gel: 370kJ / 87kcal; carbohydrate 22g (sugars 0.7g); fat 0g (saturates 0g); protein 0g; salt 0.30g.

Nutritional information is based on the manufacturer's published formulation. Check the packaging for the latest flavour-specific ingredients, allergens and values.

Suggested Use & Compatibility

Suggested Use

Consume one gel during prolonged exercise as part of your planned carbohydrate intake. Each serving contributes 22g of carbohydrate.

Fuelling Compatibility

Use with water and other fuel as needed to meet individual fluid, sodium and carbohydrate targets. An isotonic gel does not replace your overall hydration requirements. Test your plan in training.

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.