Casein

Our Overnight Protein Powder can be made with water or milk and makes a nice pre-bedtime shake. Containing slow-release proteins that gradually digest to drip-feed the muscle as you sleep, Overnight Protein will help your body rebuild and adapt through the night. Available in Chocolate, Vanilla or new Cookies & Cream flavour in 1kg Tubs.

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  1. SiS Overnight Protein 1kg Chocolate
    Overnight Protein - 1kg (Chocolate)
    30% Off
    Was £48.00 Special Price £33.60
  2.  Overnight Protein - 1kg (Cookies and Cream)
    Overnight Protein - 1kg (Cookies and Cream)
    30% Off
    Was £48.00 Special Price £33.50
  3. SiS Overnight Protein 1kg Vanilla
    Overnight Protein - 1kg (Vanilla)
    30% Off
    Was £48.00 Special Price £33.60
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