In addition to lifestyle and dietary changes, there are other herbs that can enhance the effects of adaptogens. They are the nervines. Nervines are nerve tonics,which promote calming aspects that are mildly relaxing without the overtly suppressant effects of sedatives. They are used to restores emotional balance and nourishes the nerves and nervous system. Nervines help calm anxiety, heart, or gastrointestinal tract symptoms that are caused by stress, mild sleeplessness, irritability, and white coat hypertension.