Hair loss in a condition called alopecia areata. There is some evidence that applying lavender oil in combination with oils from thyme, rosemary, and cedarwood might improve hair growth by as much as 44% after 7 months of treatment.
Anxiety. Some research shows that taking lavender oil by mouth for 6-10 weeks improves anxiety and sleep and prevents anxiety recurrence in people with mild-to-severe anxiety. However, lavender does not seem to be more effective than the anti-anxiety medicationlorazepam (Ativan). So far, early studies disagree about the effectiveness of using lavender oil as aromatherapy for treating anxiety.
Canker sores. Some research shows that applying two drops of lavender oil to the affected area three times daily can improve canker sore healing and reduce canker sore swelling and pain.
Fall prevention. There is some evidence that attaching a pad with lavender oil onto the neckline of clothing reduces falls in nursing home residents.
Pain after Cesarean section (C-section). Some research suggests that inhaling lavender essence while receiving pain killers intravenously (by IV) can help reduce pain in women after a C-section.