In the grass found essential oil with a strong lemon scent. Essential oil contains citral tsitronellal, Myrcene and geraniol. In the grass also found ascorbic acid, resin, bitter, mucus. Leaves contain about 5% of condensed tannins, coffee, oleanovaya and ursolic acid.While native to southern Europe, lemon balm is now found growing throughout the world. Lemon balm can be compared with the effectiveness of mint in the soothing effect it has on the stomach and the positive effect it has on the digestive system and urinary system (diuretic). Lemon balm holds some sedative properties. In case studies with humans and animals alike, lemon balm has demonstrated calming effects when taken orally. Lemon balm helps to calm and relax the nerves and has been used successfully since the Middle Ages. Lemon balm infusion can be used in form of compresses for skin problems such as acne, itching and boils.