Beast yourself micellar beast is a high quality time release protein that has been made to drip feed your body throughout the day or night of important nutrientsr beast yourself micellar beast contains micellar casein casein is the slower digesting protein which is often referred to as bedtime proteinr beast yourself micellar beast can be taken before you sleep to help with drip feeding your body as you sleep this will prevent your body breaking down muscle as your sleep keeping you in an a