SIS Beta Alanine 180g  

SIS Beta Alanine 180g

SIS Beta Alanine 180g is designed to improve anaerobic performance by increasing the intra muscular buffers. It helps optimise muscle performance especially in explosive efforts such as sprinting. It is a naturally high amino acid found in large dose

  £15.99
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SIS Build Bar  

SIS Build Bar

New from Science in Sport, the SIS Build Bar is a high protein, great tasting snack. To build muscle, your body needs a readily available supply of protein or protein pool. Build Bar is a great tasting and really convenient way to consume 20g of prot

  £1.43
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SIS Build Bar Box of 20  

SIS Build Bar Box of 20

The SIS Build Bar are a tasty, convenient and different way to consume 20g of protein in one sitting, or not sitting.

  £23.99
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SIS BUILD Protein Drink  

SIS BUILD Protein Drink

SIS BUILD Protein Drink is a fast build protein formula for athletes. Ideal as a daytime muscle growth complex or as a pre workout protein boost. Fast proteins whey isolate, whey hydrolysate, wheat protein hydrolysate deliver a big shot of nutrition

  £17.99
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SIS Burner Gel  

SIS Burner Gel

The SIS Burner Gel has been specifically designed to deliver the same energy boost as a Go Gel and to drive carnitine into cells to boost fat metabolism. Research has suggested that an insulin response is required during carnitine supplementation, bu

  £1.35
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SIS Burner Gel Box of 30  

SIS Burner Gel Box of 30

The SIS Burner gels are Energy gels with L Carnitine to boost fat Metabolism.

  £39.99
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SIS CLA Isomers  

SIS CLA Isomers

SIS CLA Isomers are soft gel capsules containing Conjugated Linoleic Acid CLA which is a derivative of an essential fatty acid with many useful properties for the athlete including increasing lean muscle mass and decreasing body fat. CLA has also bee

  £15.99
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SIS Colostrum 200g  

SIS Colostrum 200g

SIS Colostrum 200g is a fantastic aid to an athletes immune system. It is the first milk a mother produces after giving birth, and as such is very high in essential growth and immune function nutrients. Research has shown that regular Colostrum intak

  £39.99
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SIS Creatine Supplement 250g  

SIS Creatine Supplement 250g

SIS Creatine Supplement 250g is a supplement of a naturally occurring protein. It has been shown to increase intramuscular phospho creatine stores, improve performance and aid muscular development. It is especially useful for vegetarian athletes whos

  £8.79
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SIS Electrolyte Energy Drink  

SIS Electrolyte Energy Drink

The SIS Go Electrolyte Energy Drink is the carbohydrate energy fuel for power packed performance. 500g. Please note that all food items are non returnable sorry for any inconvenience caused.

  £6.80
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