Protein

Protein is essential for endurance athletes, to ensure your muscles are rebuilt after your activity. Protein products are designed to suit every goal and budget, including Whey Protein, our premium Whey Protein Advanced Isolate +, great tasting Overnight Protein, delicious Protein Bars and the biggest innovation in protein for years – WHEY20. All available in a wide range of sizes and flavours!
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  1. SiS Recovery Bundle
    SiS Recovery Bundle
    30% Off
    Was €155.00 €108.50
    0 Reviews
  2. SiS Protein Bar 55g 20 Pack Chocolate & Peanut
    Protein Bar - 20 Pack (Chocolate & Peanut)
    45% Off
    Was €54.00 Special Price €29.70
    20 Reviews
  3. SiS Whey Protein 1kg Chocolate
    Whey Protein Powder - 1kg (Chocolate)
    33% Off
    Was €39.00 Special Price €26.13
    20 Reviews
  4. SiS PROTEIN20 - 12 Pack (Vanilla Cheesecake)
    SiS PROTEIN20 - 12 Pack (Vanilla Cheesecake)
    40% Off
    Was €30.00 Special Price €18.00
    1 Reviews
  5. SiS Protein Bar 55g 20 Pack Mint Chocolate
    Protein Bar - 20 Pack (Mint Chocolate)
    45% Off
    Was €54.00 Special Price €29.70
    14 Reviews
  6. PLANT20 Bar - 12 Pack (Dark Chocolate Raspberry)
    PLANT20 Bar - 12 Pack (Dark Chocolate Raspberry)
    40% Off
    Was €30.00 Special Price €18.00
    1 Reviews
  7. SiS PROTEIN20 - 12 Pack (Chocolate Peanut Crunch)
    SiS PROTEIN20 - 12 Pack (Chocolate Peanut Crunch)
    40% Off
    Was €30.00 Special Price €18.00
    0 Reviews
  8. SiS PROTEIN20 - 12 Pack (Double Chocolate Brownie)
    SiS PROTEIN20 - 12 Pack (Double Chocolate Brownie)
    40% Off
    Was €30.00 Special Price €18.00
    3 Reviews
  9. PLANT20 Bar - 12 Pack (Triple Chocolate Brownie)
    PLANT20 Bar - 12 Pack (Triple Chocolate Brownie)
    40% Off
    Was €30.00 Special Price €18.00
    1 Reviews
  10. PLANT20 Bar - 12 Pack (Cookie Dough)
    PLANT20 Bar - 12 Pack (Cookie Dough)
    40% Off
    Was €30.00 Special Price €18.00
    0 Reviews
  11. SiS Whey Protein 1kg Strawberry
    Whey Protein Powder - 1kg (Strawberry)
    33% Off
    Was €39.00 Special Price €26.13
    10 Reviews
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