Yes, you can attach the device on the skin of the cleft just under your nose. Yes, nose hair may need to be clipped. Its beige color blends with light skin. Inhale deeply through your nose, hold your breath for a few seconds, then exhale slowly through your mouth. Yes, long after your olfactory nerve has fatigued and you stop actively smelling the oil, the vapor continues to be effective.
Most essential oils irritate the skin if applied directly.
For inhalation, vapor is necessary. For massage, the essential oil is generally diluted with a non-therapeutic oil before application. The device can be used at the discretion of medical and health professionals to facilitate the administration of any essential oil they see as beneficial to patients. It should not be used for younger persons except under the close supervision of a medical professional. Some oils are not recommended for some persons.