List of products by brand SIS

Advanced Nutrition with SIS

SIS (Science in Sport) stands out in the sports nutrition market by offering scientifically proven products for athletes seeking to improve their performance and accelerate their recovery. From energy gels to protein drinks and supplements, each product is designed to meet the specific energy and recovery needs of athletes of all levels.

Committed to quality and innovation, SIS collaborates with nutrition specialists and professional athletes to develop their products. This ensures that every item in our range not only meets, but exceeds the expectations of our users, helping them achieve their sporting goals with the best nutrition possible.

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About us?

Our history

Science in Sport (SIS) was founded with the goal of providing athletes with the most effective, science-based nutritional supplements. Since our inception, we have been at the forefront of sports nutrition, collaborating closely with athletes and teams to develop products that deliver real results.

Over the years, SIS has established itself as a trusted brand among professionals and hobbyists, thanks to our commitment to quality, innovation and the science behind each product.

Commitment to Science

Science is at the heart of everything we do at Science in Sport. Each of our products has undergone rigorous scientific testing to ensure its effectiveness. We work in collaboration with research institutions and universities to always be at the forefront of nutritional knowledge.

Our scientific approach allows us to offer products that not only improve performance and recovery, but also meet the highest safety and quality standards, being free of prohibited substances.

Our products

For Performance

At SIS, our catalog includes a wide range of energy gels, protein bars, and isotonic drinks designed to maximize sports performance. Our products provide the sustained energy and essential nutrients athletes need to compete at the highest level.

Each product is formulated with the highest quality ingredients, designed to be easily digestible and provide a quick energy boost, helping athletes maintain their intensity and endurance for longer.

For Recovery

Recovery is as important as the training itself. That's why SIS offers specific recovery products, such as protein shakes and repair supplements, that help repair and rebuild muscle after intense physical effort.

These products are designed to speed up the recovery process, reducing fatigue and improving preparation for the next challenge. With SIS, athletes can reduce recovery time and improve their overall performance.

Commitment to Quality and Innovation

Superior Quality

At Science in Sport, quality is non-negotiable. We ensure that all of our products are safe, effective and consistently of the highest quality. This is achieved through careful ingredient selection, advanced manufacturing processes and rigorous quality control at every stage of production.

Showing 1-24 of 26 item(s)

Sis Caramel Gel 60ml

Nutrition

SIS

Sis Caramel Gel 60ml

-30%

$2.23 $3.18

Sis Caramel Gel 60ml The Sis Electrolityte Gel with added electrolytes has been designed to help you maintain performance during prolonged resistance exercise, it provides quick energy. Easy to digest

Gel Sis Electrolyte Raspberry 60ml

Nutrition

SIS

Sis Go Energy + Electrolyte Raspberry Gel 60ml

-13%

$2.75 $3.18

Main Features Gel SIS Go Energy + Electrolyte SIS ENERGY GEL + ELECTROLYTES gluten-free energy gel (60 ml) is based on the science established with GO Isotonic Energy Gel, the world's first, only and authentic isotonic energy gel.

SIS REGO rapid recovery Chocolate 1.6 Kg

Nutrition

SIS

SIS Rego Rapid Recovery Chocolate 1.6 Kg

-12%

$60.83 $69.13

Main Features of SIS Rego Rapid Recovery SiS REGO Rapid Recovery is a complete recovery product that should be consumed immediately after exercise. Rapidly replenishing your glycogen stores and providing protein helps you get the most out of your workout and prepare you for your next session.

SIS Go Hydro Pineapple 20 Pills 4.3 gr

Nutrition

SIS

SIS Go Hydro + Pineapple Mango 20x4g Tablets

-10%

$9.56 $10.63

Main Features SIS Go Hydro + Tablets Blend of electrolytes and caffeine to ensure effective hydration so you can perform at your best.

Go Hydro Lemon 20 Tablets 4.6 gr SIS

Nutrition

SIS

Tablets SIS Go Hydro + Berry 20x4g

-10%

$10.52 $11.69

Main Features SIS Go Hydro + Tablets Blend of electrolytes and caffeine to ensure effective hydration so you can perform at your best.

Go Hydro Lemon 20 Tablets 4.6 gr SIS

Nutrition

SIS

SIS Go Hydro + Cola Caffeine 20x4g Tablets

-10%

$10.52 $11.69

Main Features SIS Go Hydro + Tablets Blend of electrolytes and caffeine to ensure effective hydration so you can perform at your best.

SIS Beta Fuel Energy Gel lemon lime flavor 60 ml

SIS Beta Fuel Energy Gel lemon lime flavor 60 ml 2

Nutrition

SIS

SIS Beta Fuel + Nootropics Energy Gel Lemon Lime flavor 60 ml

Characteristics Sis Beta Fuel Energy Gel + Nootropics Designed as a world-leading whole-body energy source, the innovative Beta Fuel Dual Source Energy Gel + Nootropics combines a new carbohydrate ratio with Cognizin® Citicoline to enhance your mental and physical performance.

SIS Go Energy Bake Strawberry Bar 50g

Nutrition

SIS

SIS Go Energy Bake Strawberry Bar 50g

STRAWBERRY SIS GO ENERGY BARS Depleting your carbohydrate stores during exercise is one of the main causes of fatigue. Administering additional carbohydrates during exercise is known to improve performance, race times, and delay the onset of fatigue.

SIS Beta Fuel Energy Bar 60g Orange

Nutrition

SIS

SIS Beta Fuel Energy Bar 60g Orange

SIS Beta Fuel Orange Energy Bar 60g SIS Beta Fuel Orange Energy Chewable Bar is designed to provide fast and effective energy, ideal for athletes who need optimal performance during prolonged activities. With 45 grams of carbohydrates per serving, it is the perfect solution to replenish energy efficiently. Product Type: Chewable Energy Bar Main active...

Sis Beta Fuel Gel Orange 60ml

Nutrition

SIS

Sis Beta Fuel Gel Orange 60ml

Characteristics Gel Sis Beta Fuel Beta Fuel gel is a world leading refueling supplement that enables endurance athletes to maintain optimal carbohydrate levels for increased performance.

SIS Beta Fuel 80 82g Sachets Orange

Nutrition

SIS

SIS Beta Fuel 80 82g Sachets Orange

Main Features SIS Beta Fuel 80 Powder 82g SIS Beta Fuel 80 Powders provide 80g of optimized carbohydrates in a single convenient isotonic solution. It is perfect for endurance athletes.

SIS GO Hydro Strawberry and Lime 20 Tablets x 4gr

Nutrition

SIS

SIS GO Hydro Strawberry and Lime 20 Tablets x 4gr

SIS GO Hydro Strawberry and Lime 20 Tablets x 4gr Low calorie electrolyte supplement for optimal hydration and fluid replacement in hot and humid environments. It contains the necessary levels of sodium and other electrolytes to stay hydrated during high intensity activities.

Sis Go Isotonic Energy Cherry Gel 60ml

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SIS

Sis Go Isotonic Energy Cherry Gel 60ml

Sis Go Isotonic Energy Cherry Gel 60ml Sis Go Isotonic Energy Gel cherry flavour offers fast and easy-to-digest energy, perfect for athletes who need an immediate boost during their training or competitions. Product type: Isotonic energy gel Active ingredients: Maltodextrin, sweeteners, sodium chloride Benefits: Quick energy, no need for water, no added...

SIS REGO rapid recovery Chocolate 500 gr

On sale!

Nutrition

SIS

SIS REGO rapid recovery Chocolate 500 gr

SIS REGO rapid recovery Chocolate 500 gr SIS REGO Rapid Recovery is a mixture of carbohydrates and proteins that help speed up recovery after intensive exercise. Contains 26g of world-class protein per serving, high in glutamine and lactose-free , to help repair muscles and boost immune function.

SIS Beta Fuel Strawberry Lemon Energy Gel 60ml (1 unit)

Nutrition

SIS

SIS Beta Fuel Strawberry Lemon Energy Gel 60ml (1 unit)

SIS Beta Fuel Strawberry Lemon Energy Gel 60ml (1 unit) Get quick and efficient energy with the SIS Beta Fuel Strawberry Lemon Energy Gel, ideal for maintaining optimal performance in your training and competitions. Product type: Energy gel Main active ingredients: Maltodextrin, Fructose Featured benefits: Quick absorption, no artificial sweeteners,...

Sis Pink Fruit Salad Gel 60ml

Nutrition

SIS

Sis Fruit Salad Gel 60ml

Sis Fruit Salad Gel 60ml The Sis Electrolityte Gel with added electrolytes has been designed to help you maintain performance during prolonged resistance exercise, it provides quick energy. Easy to digest

SIS Beta Fuel + Nootropics Energy Gel Apple Flavor 60 ml

SIS Beta Fuel + Nootropics Energy Gel Apple Flavor 60 ml 2

Nutrition

SIS

SIS Beta Fuel + Nootropics Energy Gel Apple Flavor 60 ml

Features Sis Beta Fuel + Nootropics Energy Gel Designed as a world-leading full-body energy source, the innovative Beta Fuel Dual Source Energy Gel + Nootropics combines a new ratio of carbohydrates with Cognizin® Citicoline to improve your physical and mental performance.

Sis Lemon & Lime Gel 60ml

Nutrition

SIS

SIS Go Isotonic Lemon & Lime Gel 60ml

Main Features Gel SIS Go Isotonic Sis Electrolityte Gel with added electrolytes has been designed to help you maintain performance during prolonged resistance exercise, providing quick energy. Easy to digest.

SIS Go Effervescent Tablets Immune 20 x 4g Orange

On sale!

Nutrition

SIS

SIS Go Effervescent Tablets Immune 20 x 4g Orange

SIS Go Immune effervescent tablets 20 x 4g Orange A food supplement that strengthens your immune system and hydrates you during exercise. Contains vitamin C, iron and electrolytes to improve your performance and health. Dissolve one tablet in 500 ml of water and enjoy its orange flavor.

Gel Sis Electrolyte lemon and mint

Nutrition

SIS

Gel Sis Go Energy + Electrolyte Lemon Mint 60ml

Main Characteristics SIS Go Energy + Electrolyte Gel SIS ENERGY GEL + ELECTROLYTES Gluten Free (60ml) is based on the science established with GO Isotonic Energy Gel, the world's first, only and authentic isotonic energy gel.

Sis Tropical Gel 60ml

Nutrition

SIS

SIS Go Isotonic Tropical Gel 60ml

Main Characteristics Gel SIS Go Isotonic Sis Electrolyte Gel with added electrolytes has been designed to help you maintain performance during prolonged endurance exercise, providing quick energy. Easy to digest.

Sis Orange Gel 60ml

On sale!

Nutrition

SIS

Gel Sis Go Isotonic Orange 60ml

Main Features Gel SIS Go Isotonic Sis Electrolityte Gel with added electrolytes has been designed to help you maintain performance during prolonged resistance exercise, providing quick energy. Easy to digest.

SIS Beta Fuel Energy Gel lemon lime flavor 60 ml

SIS Beta Fuel Energy Gel lemon lime flavor 60 ml 2

Nutrition

SIS

SIS Beta Fuel + Nootropics Energy Gel Lemon Lime flavor 6-Pack

SIS Beta Fuel Energy Gel + Nootropics Lemon Lime Flavor 6-Pack 60 ml Designed as a world-leading whole-body energy source, the innovative Beta Fuel Dual Source Energy Gel + Nootropics combines a new carbohydrate ratio with Cognizin® Citicoline to enhance your mental and physical performance.

Go Isotonic Energy Gel Variety Pack SIS 7udx60ml

On sale!

Nutrition

SIS

SIS Go Isotonic Energy Variety Pack 60ml x 7 pc.

SIS Go Isotonic Energy Variety Pack 60ml x 7 pc. SiS GO Isotonic Gels are designed to be consumed without water, meaning that you can ensure rapid delivery of carbohydrates to your muscles without the feeling of being bloated that can sometimes occur with too much of the drink.

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