Latin name: Cymbopogon citratus.Plant part used: leaves.Source: Guatamala.Extraction method: steam distillation.This lemongrass essential oil is extracted from Cymbopogon citratus, also known as oil grass, from fresh or partially dried leaves by steam distillation. This oil is known to fight fatigue, and help refresh a tired body and mind. It is also a nice way to save a pet from fleas and ticks. Lemongrass contains citral, which is the main flavoring of lemon zest. Lemongrass oil is said to relieve jet lag, headaches, nervous exhaustion, and stress. It stimulates the parasympathetic nervous system, for faster recovery after illness, and stimulates glandular secretions. It helps to tone muscles and tissues, thereby relieving muscle pain. It is useful for treating sore throats, laryngitis and fever, and helps stop the spread of infections. It helps to treat colitis, indigestion and gastroenteritis. It cleans oily skin and reduces excessive sweating. It can, however, irritate the skin, so care should be taken when using it on the skin. Avoid use during pregnancy. Lemongrass is a perennial aromatic herb that grew wild in India, where it is known as choomana poolu. It is also known as Indian verbena or Indian lemon balm oil and is used in Ayurveda, the ancient traditional art of healing, to help lower fever and treat infectious diseases; this is why it is also called "fever grass".