Constantly being on the go sounds cool, but eventually your body has to crash and recover. Daily caffeine can only take you so far, so get ahead of the tired feeling with a good nights rest. Core Nutritionals ZZZ is phenibut free, so you can get to sleep and sleep better, while still being able to wake up in the morning. You know that one amino acid everyone talks about during thanks giving, Tryptophan? It's in ZZZ. Gaba, Melatonin, and 5-htp allow the body to relax and put you into that restful, rejuvenating, REM sleep. While Core Nutritionals ZZZ is sleep product, you don't need to take it every day. Take it on the days you find most beneficial for recovery.