Pure natural citronella oil is used in small amounts to flavour foods scent cosmetics and repel insects. It has been used in aromatic tea as a vermifuge diuretic and antispasmodic although no clinical trials have been performed.Pure natural lemongrass has a sweeter more powerful citrus aroma than lemon. It is an effective pain killer. It has been proven to lower cholesterol. It has been used for soothing aching feet tired muscles and painful backs. It helps with excessive perspiration and flatulence. Lemongrassantifungal properties make it effective aiding athletes foot and nail fungus. Many migraine sufferers find it effective. It is considered an antiseptic and astringent useful by some people to cleanse oily skin and help close pores. It can increase mental acuity and help stabilize and balance emotions especially during times of distress and emotional trauma.