A 1.35kg bag of SIS Rego Whey Protein powder in Vanilla flavor, featuring a silver and black design with a red graphic accent on a light gray background.

A 460g stand-up pouch of SIS Rego Clear Recovery powder, featuring a black, white, and red design with raspberry and cranberry flavor icons, set against a light gray background.

Two SIS sports drink bottles with a pink-to-purple gradient, stored inside a dark blue cooler on green turf next to a soccer ball and an orange cone.

A stand-up pouch of SIS Science in Sport Rego Clear Recovery powder, featuring a silver and black design with a red and white patterned side panel, on a light gray background.

SiS

SIS Rego Clear Recovery

£25.99

A refreshing clear whey recovery drink providing 20g protein and 21g carbohydrate per serving.

Quantity Size: 15 Serve Pouch (450g)

15 Serve Pouch (450g) 30 Serve Pouch (1.38kg)

Flavor: Raspberry & Cranberry

Raspberry & Cranberry Peach

Product variants

Quantity

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

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Key Benefits

20g Clear Whey Protein — Contributes to muscle maintenance and growth.
21g Carbohydrate — Adds post-exercise fuelling.
Lighter Drink Texture — An alternative to a creamy shake.
46g Serving — Made to mix with water.
Fruit Flavours — Raspberry & Cranberry and Peach.

SiS REGO Clear Recovery is a fruit-flavoured recovery drink for athletes who prefer a lighter alternative to conventional creamy protein shakes. The formula combines 20g clear whey protein with 21g carbohydrate per serving to support post-exercise nutrition following training or competition.

Its refreshing consistency makes it an option after harder sessions when a thick shake is less appealing. Available in Raspberry & Cranberry and Peach, the powder can be prepared with water and consumed as part of a plan that addresses protein, carbohydrate and hydration requirements.

Nutrition & Ingredients

Nutrition values are per serving of 46g. Pack formats contain the same flavour-specific powder.

Peach – 46g serving

708kJ / 166kcal; protein 20g; carbohydrate 21g (sugars 1.5g); fat 0g; salt 0.28g.

Ingredients: Whey Protein Isolate (Milk) (50%), Maltodextrin (46%), Acidity Regulator (Citric Acid), Natural Flavourings, Anti-Foaming Agent (Silicon Dioxide), Sweetener (Sucralose), Colours (Beta Carotene, Beetroot Red).

Allergen advice: Contains milk.

Raspberry & Cranberry – 46g serving

709kJ / 167kcal; protein 20g; carbohydrate 21g (sugars 1.6g); fat 0g; salt 0.28g.

Ingredients: Whey Protein Isolate (Milk) (50%), Maltodextrin (45%), Flavourings, Acidity Regulator (Citric Acid), Colour (Beetroot Red), Anti-Foaming Agent (Silicon Dioxide), Sweetener (Sucralose).

Allergen advice: Contains milk.

Figures and ingredient lists reflect the manufacturer's published product information. Refer to the supplied packaging for the latest batch and flavour-specific details.

Suggested Use & Compatibility

Suggested Use

Add one 46g serving to 500ml water and shake. Foaming is normal: leave to settle for at least a minute. The manufacturer suggests consuming within 30–60 minutes after exercise.

Dietary Compatibility

Contains milk-derived whey. Verify full ingredient and allergen declarations for each flavour.

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.