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CYCLING
OUTDOORS
FISHING
CRICKET
OTHER SPORTS
SCALE MODELS | PUZZLES | TOYS
SALE
- SHOP ALL SALE >
  Rolife Miniature Houses
  Rokr 3D Puzzles
  Revell Scale Model Kits
  Revell 3D Puzzles
  Scalextric Sets & Accessories
  Unicorn Dartboard Sets
  Stunt Scooters
  Bike Lights
  100% Cycle Clothing
BRANDS
HELP
- CONTACT US
  Call: 01733 735 590 (Monday to Friday 9:30am to 4:30pm)
  Email: contact@sdjsports.co.uk
  Contact Form
- FREQUENTLY ASKED QUESTIONS
  FAQ's
  Delivery
  Returns & Cancellations
  Exposure Lights Warranty
  Special Offers & Discounts
OFFERS & DISCOUNTS

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FREE NEXT DAY DELIVERY ON ALL ORDERS | ORDER BY 2PM WEEKDAYS

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SIS NUTRITION

Discover Science in Sport nutrition. Proven by performance. A pioneer in endurance fuelling. Proven to provide ultra-high levels of available carbohydrate to multi-hour endurance athletes.

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18 products

SIS BETA Fuel Energy Gel 60ml Sports Energy Gel

SIS BETA Fuel Energy Gel 60ml Sports Energy Gel

Regular price From £4.85 GBP

Regular price ~~£2.19 GBP~~ Sale price From £4.85 GBP
SIS Go Isotonic 60ml Energy Gels Mixed Flavour Pack of 7

Sale

SIS Go Isotonic 60ml Energy Gels Mixed Flavour Pack of 7

Regular price From £9.02 GBP

Regular price ~~£13.89 GBP~~ Sale price From £9.02 GBP

Sale
SIS BETA Fuel Gel Plus Nootropics 6 Pack 60ml Sports Energy Gel Box of 6

Sale

SIS BETA Fuel Gel Plus Nootropics 6 Pack 60ml Sports Energy Gel Box of 6

Regular price From £12.74 GBP

Regular price ~~£15.00 GBP~~ Sale price From £12.74 GBP

Sale
SIS BETA Fuel Drink 82g Sachets Sports Energy Powder Box of 15

Sale

SIS BETA Fuel Drink 82g Sachets Sports Energy Powder Box of 15

Regular price From £37.92 GBP

Regular price ~~£45.00 GBP~~ Sale price From £37.92 GBP

Sale
SIS Go Isotonic 60ml Sports Energy Gel

SIS Go Isotonic 60ml Sports Energy Gel

Regular price From £3.42 GBP

Regular price ~~£2.99 GBP~~ Sale price From £3.42 GBP
SIS GO Hydro Tablets Sports Hydration Tablets

Sale

SIS GO Hydro Tablets Sports Hydration Tablets

Regular price From £7.77 GBP

Regular price ~~£7.99 GBP~~ Sale price From £7.77 GBP

Sale
SIS Go Mini 40g Energy Bar

SIS Go Mini 40g Energy Bar

Regular price From £3.46 GBP

Regular price ~~£2.49 GBP~~ Sale price From £3.46 GBP
SIS Hydro+ Electrolyte Drink Mix 4.5g Sports Hydration Powder

SIS Hydro+ Electrolyte Drink Mix 4.5g Sports Hydration Powder

Regular price From £4.48 GBP

Regular price ~~£1.49 GBP~~ Sale price From £4.48 GBP
SIS REGO Rapid Recovery 50g Sports Recovery Powder

Sale

SIS REGO Rapid Recovery 50g Sports Recovery Powder

Regular price £4.89 GBP

Regular price ~~£43.19 GBP~~ Sale price £4.89 GBP

Sale
SIS SIS Go Plus Caffeine Sports Energy Gel

Sale

SIS SIS Go Plus Caffeine Sports Energy Gel

Regular price From £4.84 GBP

Regular price ~~£4.99 GBP~~ Sale price From £4.84 GBP

Sale
SIS BETA Fuel Gel 6 Pack 60ml Sports Energy Gel Box of 6

Sale

SIS BETA Fuel Gel 6 Pack 60ml Sports Energy Gel Box of 6

Regular price From £11.74 GBP

Regular price ~~£13.80 GBP~~ Sale price From £11.74 GBP

Sale
SIS BETA Recovery Drink Powder 500g Vanilla Sports Recovery Powder

Sale

SIS BETA Recovery Drink Powder 500g Vanilla Sports Recovery Powder

Regular price From £17.52 GBP

Regular price ~~£19.99 GBP~~ Sale price From £17.52 GBP

Sale
SIS BETA Recovery Drink Powder 1.5kg Vanilla Sports Recovery Powder

Sale

SIS BETA Recovery Drink Powder 1.5kg Vanilla Sports Recovery Powder

Regular price From £40.94 GBP

Regular price ~~£49.99 GBP~~ Sale price From £40.94 GBP

Sale
Energy Gel SIS Go Plus Caffeine 60ml - Double Espresso

Energy Gel SIS Go Plus Caffeine 60ml - Double Espresso

Regular price £4.86 GBP

Regular price ~~£4.49 GBP~~ Sale price £4.86 GBP
SIS REGO Rapid Recovery Drink Powder 1.5Kg Sports Recovery Powder

Sale

SIS REGO Rapid Recovery Drink Powder 1.5Kg Sports Recovery Powder

Regular price From £46.09 GBP

Regular price ~~£49.99 GBP~~ Sale price From £46.09 GBP

Sale
SIS Beta Fuel +Nootropics Lemon and Lime 60ml Sports Energy Gel

SIS Beta Fuel +Nootropics Lemon and Lime 60ml Sports Energy Gel

Regular price From £6.99 GBP

Regular price ~~£2.99 GBP~~ Sale price From £6.99 GBP
SIS Beta Fuel +Electrolyte Raspberry and Lemon 60ml Sports Energy Gel

SIS Beta Fuel +Electrolyte Raspberry and Lemon 60ml Sports Energy Gel

Regular price From £6.99 GBP

Regular price ~~£2.99 GBP~~ Sale price From £6.99 GBP
SIS Beta Fuel +Nootropics Apple 60ml Sports Energy Gel

SIS Beta Fuel +Nootropics Apple 60ml Sports Energy Gel

Regular price From £6.99 GBP

Regular price ~~£2.99 GBP~~ Sale price From £6.99 GBP

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CONTACT US

Call us: 01733 735 590 (Monday-Friday, 9:30am-4:30pm).

Email us: contact@sdjsports.co.uk

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