Restores Circadian Rhythms for Late Night Shift Workers and those with Jet Lag:Sleepy You helps to relieve effects caused by disruption of your body’s natural sleep cycle or circadian rhythm. Sleepy You aids the realignment of the body’s rhythm to its natural state so that you can get back to falling asleep and waking up when you should. This is one of the main benefits and purposes of taking a liquid sleep aid supplement.