SiS


SIS GO Caffeine Shot

£2.20

Fuel your focus. Push your limits — SiS GO Caffeine Shot delivers 150mg caffeine, 2g citrulline malate and added vitamins in one convenient 60ml shot, built for demanding training and race-day efforts.

Quantity: Single Serve
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Key Benefits

  • 150mg Caffeine Per Shot – Supports alertness, concentration and endurance performance during demanding exercise.

  • 2g Citrulline Malate – Included in the performance-focused formula for training and competition.

  • 250mg Magnesium – Contributes to normal muscle function and helps reduce tiredness and fatigue.

  • Added B Vitamins – Contains Vitamins B2, B9 and B12 to support normal energy metabolism and reduce fatigue.

  • Pre-Workout Performance Support – Ideal before high-intensity training, interval sessions and competitive events.

  • Convenient 60ml Shot – Ready to drink straight from the bottle, with no mixing required.

  • Ideal for Endurance Athletes – Suitable for running, cycling, triathlon, gym training and race-day preparation.

  • Flexible Pack Options – Available individually or in a box of 12.

  • Informed Sport Certified – Tested for substances banned in sport.

The SiS GO Caffeine Shot is a concentrated caffeine supplement designed to support mental focus, alertness and exercise performance when it matters most. Ideal for runners, cyclists, triathletes and gym-goers, each convenient 60ml shot delivers 150mg of caffeine to help reduce perceived effort and maintain concentration during high-intensity training, endurance events and competitive races.

Its advanced performance formula combines 150mg caffeine, 2g citrulline malate and 250mg magnesium with Vitamins B2, B9 and B12. Caffeine helps improve alertness and concentration, while magnesium contributes to normal muscle function and the reduction of tiredness and fatigue. Whether you're preparing for a demanding interval session, tackling a long-distance event or approaching the final stages of a race, SiS GO Caffeine Shot provides a convenient way to incorporate caffeine into your sports nutrition strategy.

Simply consume one 60ml shot approximately 30 minutes before you need its effects, either before exercise or during the later stages of an endurance event. Its compact, ready-to-drink format fits easily into a gym bag, cycling jersey or running vest, making it a practical alternative to caffeine tablets and pre-workout powders. Available in Cola and Tropical flavours, depending on stock, and as individual shots or a box of 12. Do not consume more than one shot per day.

Product Specifications

Product: SiS GO Caffeine Shot

Product Type: Caffeine-based performance supplement

Format: Ready-to-drink liquid shot

Serving Size: 60ml / 1 shot

Caffeine Per Serving: 150mg

Citrulline Malate Per Serving: 2g (2:1 ratio)

Magnesium Per Serving: 250mg

Vitamin B2 Per Serving: 462µg

Vitamin B9 Per Serving: 66µg

Vitamin B12 Per Serving: 0.825µg

Available Flavours: Cola and Tropical

Pack Options: Single Serve and Box of 12

Mixing Instructions: Ready to drink; no mixing required

Recommended Use: Consume one shot approximately 30 minutes before the benefits are needed

Maximum Daily Intake: Do not exceed one 60ml shot per day

Primary Use: Supports alertness, concentration and exercise performance

Best For: Running, cycling, triathlon, endurance events, gym training and high-intensity exercise

Certification: Informed Sport certified

Key Features: 150mg caffeine, 2g citrulline malate, 250mg magnesium, added B vitamins and convenient ready-to-drink format

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.

Quantity: Single Serve

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