A bottle of S13 GO Caffeine in Cola Flavour, featuring a brown cap and a black and white label with yellow accents, set against a light gray background.

A retail display box and individual bottles of SIS Science in Sport Go Caffeine Cola flavor, 150mg caffeine, shown on a light gray background.

SiS

SIS GO Caffeine Shot

£2.20

A ready-to-drink caffeine shot with 150mg caffeine in a portable 60ml serving.

Quantity: Single Serve

Single Serve Pack of 12

Product variants

Quantity

Free UK delivery over £50
Secure Checkout
30-day returns
Need help choosing? Contact our team

SiS GO Caffeine Shot is a compact pre-exercise drink for athletes who use caffeine as part of a structured performance routine. Each 60ml bottle provides 150mg caffeine in a ready-to-drink format for use before demanding training sessions or events.

The formula also includes citrulline malate, magnesium and selected B vitamins, according to the current North Sports listing. The small bottle is easy to carry without mixing powder, making it a practical choice when you want a measured caffeine serving without additional bulk.

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.