essential oil
volatile oil

The essential oil is beginning to be used in medicine.

The term "essential" oil is more difficult to track down.

If it's too hot it can take away the essential oils in the skin.

One study found it to comprise 2.4% of the fresh essential oil.

The plant does not produce enough essential oil to make production viable.

The mind is much more powerful than the aroma of an essential oil.

Let us continue with some more ways of using essential oils for health and pleasure.

Safety testing on essential oils has found very few bad side effects.

Never apply essential oils directly to the face or skin.

The essential oil is sold internationally for these same purposes.