Citronella can be used to help treat arthritis, rheumatism and lupus and its antioxidant properties improve blood flow. For quick relief, citronella oil mixed with a base oil can be massaged into swollen joints. Because of its detoxification properties, Citronella can help to support the digestive system and help cleanse many of the body’s organs including the gut and liver. In aromatherapy, citronella oil is often used for its calming effects. It can also help with sleep issues and insomnia. As part of a massage treatment, it can help treat aches and pains. Citronella oil has diuretic properties which help promote urination and perspiration. It can also help treat several skin conditions including eczema and dermatitis, as well as treat fungal infections. It is an excellent hair treatment, helping to reduce oiliness and fight dandruff.