RULE 1 Casein

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Shipping & delivery
    • 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!




  • FREE SHIPPING on all orders over $99.
  • $9.99 flat shipping fee on all orders under $99.
  • We deliver Australia wide with orders usually shipped within 24 hours after they are placed.
  • Your order will arrive within 1-5 business days.
  • Parcels going to NT and WA may take 5+ business day to arrive.
  • Due to extended COVID-19 lockdowns across NSW, ACT and Victoria, couriers are experiencing delays of up to 5 business days.

 Returns Information

  • Unopened items may be returned or exchanged for up to 14 days from the purchase date.
  • We reserve the right to deduct the standard shipping fee ($9.99) plus a redirection and/or restocking fee for any refund issued due to change of mind.

Further Shipping and Returns terms and conditions apply.