The leaves of passion flower have been shown to make a nonaddictive sedative that relaxes the nervous system. Passion flower seems especially helpful when physical or mental strain results in insomnia or stress.
For centuries, lavender has been used as a general tonic, sedative, antispasmodic, diuretic, digestive aid, and gas remedy. Lavender tea and essential oil are prescribed to treat common minor ailments such as insomnia, nervousness, fatigue, headaches, nausea, and gas. Its aroma helps to stimulate mental processes to help patients with dementia and alleviate mild to moderate depression.