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RULE 1 Casein

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    • 25 g slow-release protein
    • Premium micellar casein
    • Amino acid delivery for up to 8 hours
    • Thick satisfying texture
    • Naturally-rich in all essential amino acids (EAAs) 
    • Carefully blended and packaged in an NSF GMP facility in the USA


Even in our fast-paced world, there are times when it pays to slow down. Take between meals and bedtime for example. During these occasions you want a protein that takes its time. Something to hold you over until your next meal. A protein that breaks down more slowly, delivering its amino acids over several hours. R1 Casein is what you’re after.



  • Tasty Shakes: Mix one heaping scoop if R1 Casein with approx. 350ml of water, milk or your favorite beverage in a shaker cup or glass with a spoon

  • Juice Smoothies: Add your favorite fruit and ice to the above, mix in blender and enjoy!