Save up to 70% on your favourites with our clearance products! From protein powder to handy tablets and energy bars for when you’re on the go, you can find them all in our sports nutrition sale.


Whether you’re training for your next marathon or just need that nutritional boost, SiS is here to help. Grab an amazing deal today and increase your performance with our clearance sports nutrition sale.


*Check best before dates in product descriptions.

Explore our other products


Can’t see what you’re looking for? If you can’t spot your favourite protein powder on sale in our clearance range, we’ll have you covered in our wide selection of products. If your energy levels need some help, our energy product range includes gels and powder especially formulated to provide a pre- or intra-workout energy boost.


Or, browse our recovery products, which are perfect for helping you to achieve a fast and effective recovery after those gruelling workouts!


What’s your fitness goal?


Our sports section is broken down discipline by discipline. You’ll find key nutritional considerations for your chosen sport and the products that will help you to achieve your goals.

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8 Products

  1. SiS GO Energy + Caffeine Gel 60ml 6 Pack Cola
    GO Energy + Caffeine Gel Cola - 6 Pack
    Save 50%
    Special Price £6.60 Was £13.20
  2. SiS GO Isotonic Gel 60ml 6 Pack Blackcurrant
    GO Isotonic Energy Gel Blackcurrant 6 Pack
    Save 40%
    Special Price £6.30 Was £10.50
  3. Super Strength Omega 3 1000mg - 90 Capsules (Unflavoured)
    Super Strength Omega 3 1000mg - 90 Capsules (Unflavoured)
    Save 40%
    Special Price £10.19 Was £16.99
  4. Vitamin D3 (Unflavoured)
    Vitamin D3 (Unflavoured)
    Save 40%
    Special Price £4.79 Was £7.99
  5. Overnight Protein - 1kg (Chocolate)
    Overnight Protein - 1kg (Chocolate)
    Save 40%
    Special Price £20.99 Was £34.99
  6. Pro bio+ capsules  support healthy gut function. 30 capsules per tub with a suggested use of 1 per day. They are high strength with 42 billion CFU cultures.
    Pro Bio+ Capsule
    Save 40%
    Special Price £14.99 Was £24.99
  7. Pro bio+ powder supports healthy gut function with 5 billion gut friendly cultures. 30 days supply with a suggested use of 1 serving per day.
    Pro Bio+ Powder
    Save 40%
    Special Price £11.99 Was £19.99
  8. Turbo+ Powder - 455g
    Turbo+ Powder - 455g
    1 Flavours
    From £7.20
    Save 40% - 50%
    From £12.00