What is isotonic Gel

SIS Isotonic Gel is a fast-absorbing sports energy gel that delivers quick carbohydrates to boost energy during running, cycling, or high-intensity workouts. Its isotonic formula allows athletes to take it without drinking water, reducing stomach discomfort and helping maintain performance and endurance.

What Is sis isotonic+electrolyte gel

SIS Isotonic + Electrolyte Gel is a quick-energy sports gel that supplies carbohydrates and essential electrolytes to support hydration, maintain performance, and prevent cramping during long or intense workouts. Its isotonic formula allows rapid absorption, making it ideal for endurance activities such as running, cycling, and high-intensity sports.

What is sis isotonic + caffeine gel

SIS Isotonic + Caffeine Gel delivers quick energy and a mental boost by combining fast-absorbing carbs with caffeine to improve alertness, focus, and endurance. The isotonic formula helps prevent stomach discomfort, making it ideal for runners, cyclists, and athletes during tough or long-duration workouts.

What is sis Beta Fuel Gel 

SIS Beta Fuel Gel is an advanced endurance gel that provides a high dose of carbohydrates for maximum energy during long-distance running, cycling, or intense training. Its 2:1 carb blend enhances fuel absorption, supports sustained performance, and helps athletes avoid energy crashes during demanding endurance events.

What Is Beta Fuel Nootropic Gel

SIS Beta Fuel Nootropic Gel provides a high dose of easily absorbed carbohydrates along with nootropic ingredients to improve focus, reaction time, and mental clarity during intense or long-duration exercise. It helps athletes maintain both physical energy and sharp concentration, making it ideal for endurance racing and high-performance training.

Why Choose?

• The world's first isotonic energy gel
• 87 calories per serving
• Delivers an easily digestible and quick supply of carbohydrate

About GO Isotonic Energy Gel

The GO Isotonic Energy Gel was the world's first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy during exercise.

They are designed to be consumed without water, minimising the risk of being bloated that can sometimes occur with over-drinking.

Provides you with 22 grams of carbohydrate per gel.

Awards

Winner of the Queens award for enterprise, this innovative product continues to be seen at the forefront by endurance athletes. Use during endurance sessions and events to help avoid flagging.

BENEFITS

Depleting your carbohydrate stores during exercise is one of the major causes of fatigue. Delivering additional carbohydrate during exercise is known to improve performance, race times and delay the onset of fatigue.

The Isotonic formula allows the gel to empty from the stomach quickly as no fluid needs to be drawn into your stomach to dilute the gel, providing fast energy. SiS GO Isotonic Energy Gels are highly practical and can easily be carried without the requirement for bulky bottles.

Informed Sport Registered

Our complete product range is developed using a world-class approach to banned substance testing, providing assurance for athletes. For more information on Informed Sport & our unique world class approach, click here.

Suitable For: Vegans, Vegetarians, Lactose free, Gluten Free, Wheat Free, Nut Free, Soya Free