When it comes to stress and anxiety, peppermint tea is one of your best allies. The menthol that is naturally present in the tea is a muscle relaxant. The relaxation of the muscles can be an enormous component of natural stress and anxiety relief, not to mention falling asleep! Drinking peppermint tea before bed has been proven to give you a more restful sleep. Not only does the relaxation of the muscles lead to more restful sleep, the tea has properties that can even help you dream more vividly.