Up to 80% of menopausal women experience hot flashes. A double-blind, crossover clinical trial reported that inhalation of lavender essential oil significantly reduced hot flashes during menopause. The oil was inhaled for twenty minutes, twice weekly.

A laboratory study evaluated the activity of frankincense (B. sacra) essential oil against colon cancer stems cells. The researchers concluded that frankincense oil reduces the spread and kills colon cancer cells by decreasing signaling molecules critical to the proliferation of cancer cells.