Trusting your gut is a whole lot easier when your tummy feels good. An expert blend of prebiotics and probiotics plus soothing peppermint, OLLY Kids Happy Tummy nurtures a healthy ecosystem inside, so they can play outside. Think easy does it when it comes to maintaining healthy digestion and smooth moves thanks to a special combo of the good guy bacteria, Vacillus coagulans, and prebiotic FOS. It's belly beneficial. No food or water needed.