The higher quality oil is produced by steam distillation of the leaves and the flowering tops of the plant. In Spain a lesser quality oil is produced from the whole plant. About 66 pounds of plant material yields about a pound of essential oil.
Properties of Oil
A strong, fresh, clear woody aroma. Poor quality oils have a strong camphoraceous note. Analgesic, antidepressant, antirheumatic, antiseptic, antispasmodic, aphrodisiac, astringent, carminative, cleaning, diuretic, fungicidal, hepatic, restorative, stimulant, tonic.
The oil has a positive effect on the digestive system, helpful for indigestion, colitis and constipation. It is also good for hepatic disorders, being a liver and gall-bladder tonic.
The circulatory system also benefits from the oil. The oil can normalise blood pressure and help combat hardening of the arteries.
Rosemary is good for rheumatic and muscular pain, especially tired and over worked muscles. It has a warming effect on cold limbs and is helpful in the winter for rheumatism aggravate by cold.
Rosemary has a stimulating effect on the nerves and is beneficial for all nervous disorders including hysteria, and paralysis.
The other benefis of rosemary include a postive effect on menstrual cramps, an excellent skin tonic property, a stimulant for the scalp encouraging hair growth and providing treatment for dandruff and greasy hair.
The emotional benefits of Rosemary include its ability to clear the mind and the emotions promoting mental clarity, it also provides an uplifting boost to confidence.
Non-toxic and non-irritant (in dilution) non sensitizing. Rosemary should not be used during pregnancy or by epileptics. The oil should be used with caution if suffering from high blood pressure, hypertension or insomnia. Skin irritation may occur with sensitive individuals.