Other names : Four Robbers oil , Four Thieves oil<br>
ThievesĀ® is a registered trademark, and as such represents a proprietary blend.
The name ThievesĀ® Oil comes from during the Bubonic Plague in Europe where certain folks would rob those who had died from the plague. However, the robbers never actually caught the disease themselves, since they used a blend of different spices and herbs to protect themselves.