Lemon balm is a relaxant, antiseptic, antiviral and a nerve tonic. It can help to calm the nervous system during times as stress. It can also aid in better sleep and brain function. Lemon balm can help speed recover of cold source due to the high content of polyphenols. It has been used to relax the heart and the mind, help relieve symptoms of anxiety, depression and irritability. It can help relax the heart during a poanic attack, as well as soothe the digestive system. It can also calm an overactive thyroid and be used in first aid for cuts, stings and is great at reducing a fever.