yea alot of herbal stuff is laxative based. like i said, they relax your muscles and stuff, their mostly mind related tho. because you THINK its worknig it actaully is. same with them herbal bath salts that are meant to relax you. i dont think they actually do anything but cos you think they are, they are. its wierd.
To relieve periods of worry, Irritability, Stresses and strains.
Promotes natural sleep (( thats cos you kept me up all night Liam)) 
says that on the box does it? i think i mite have to try them then, im always up late lol.