The leaves and stalks are used for extraction, and the oil is obtained through steam distillation.
The essential oil is composed of various chemical constituents and includes a-pinene, myrcene, limonene, menthone, linalool, geranyl acetate, citronellol, geraniol and geranyl butyrate.
Geranium oil does not cause any side effects, since it is non-toxic, non-irritant and generally non-sensitizing, yet can cause sensitivity in some people and due to the fact that it balances the hormonal system, it might not be a good idea to use it during pregnancy.
The therapeutic properties of geranium oil are astringent, haemostatic, cicatrisant, cytophylactic, diuretic, deodorant, haemostatic, styptic, tonic, vermifuge and vulnerary.
Geranium oil can be used to help in the treatment of acne, bruises, burns, cuts, dermatitis, eczema, hemorrhoids, lice, as a mosquito repellant, ringworm, ulcers, breast engorgement, edema, poor circulation, sore throat, tonsillitis, PMS, menopausal problems, stress and neuralgia.