The ideal supplement to fuel your body whilst you sleep, the USN Casein Night Time Protein maximises your recovery periods so that you can come back stronger! The USN Casein Night Time Protein is ideal for anyone looking to maximise their recovery periods with a premium, great tasting, slow digesting shake. The maximum recovery periods for your body are during your sleep, the USN Casein provides you with shake which is the slowest digesting protein available. Our premium formula offers great tasting ultra-premium micellar casein with Aiminogen.