This tea does exactly what it says, it will relieve your stress!! White mistletoe help calm you from anxiety, manifesting in physical tics, restless sleep, tremors or physical/ mental symptoms..it can act as a nervine tonic for your body. It lowers your stress hormone level bringing it down to a manageable level for you. St John's worts are known to treat depression and birch tea has been known to promote good night sleep if drank before bedtime.