A bottle of SIS Rego Collagen in Apple flavor, featuring a bright lime green cap and a black and white label with red accents, set against a clean light gray background.

A retail display box and individual bottle of Sis Rego Collagen in apple flavor, featuring a black and lime green color scheme on a light gray background.

SiS

SIS REGO Collagen Shot

£2.60

Portable ready-to-drink shot containing 20g bovine collagen and vitamin C.

Quantity: Single Serve

Single Serve Pack of 12

Product variants

Quantity

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SiS REGO Collagen Shot provides 20g bovine-derived collagen in a convenient ready-to-drink format. Designed for active adults looking to include collagen in their nutrition routine, the single-serve shot can be carried in a kit bag or used without mixing.

The formulation also includes 80mg vitamin C, which contributes to normal collagen formation for the normal function of cartilage and bones. Available as a single bottle or pack of twelve, the Apple-flavoured shot offers an alternative to measuring collagen powder into a separate drink.

Product Specifications

Product: SiS REGO Collagen Shot

Product Type: Ready-to-drink collagen recovery supplement

Format: Liquid shot

Serving Size: 60ml / 1 shot

Available Flavour: Apple

Pack Options: Single Serve and Box of 12

Calories Per Serving: 81 kcal

Protein Per Serving: 20g

Protein Source: Hydrolysed bovine collagen

Collagen Per Serving: 20g

Carbohydrate Per Serving: 0g

Sugars Per Serving: 0g

Fat Per Serving: 0g

Salt Per Serving: 0.31g

Vitamin C Per Serving: 80mg

Key Amino Acids: Glycine, proline and hydroxyproline

Primary Use: Collagen supplementation and connective tissue nutritional support

Recommended Use: Consume one shot approximately 60 minutes before or immediately after exercise

Mixing Instructions: Ready to drink; no mixing required

Best For: Running, cycling, triathlon, strength training and high-impact exercise

Dietary Information: Contains bovine collagen; not suitable for vegans or vegetarians

Certification: Informed Sport certified

Key Features: 20g collagen, 80mg Vitamin C, zero sugar 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.