Camp Wander website shares the three different methods of using essential oils upon and within the human body.
Do you tend to have sensitive skin?
Then be sure always dilute it with a carrier oil.
Are you not sure?
Test an area of your inner arm above your elbow first.
Click here to read the article:
http://campwander.blogspot.com/2012/11/3-ways-to-apply-essential-oils.html