Re: penetrating the blood brain barrier

Essential oils have the ability to penetrate the cell membrane, travel throughout the blood and tissues, and enhance electrical frequencies. The have a make-up that allows them to travel through the body in a matter of minutes.
There are some pages on blood types and which supplements to take within the desk reference.
I would highly recommend the essential oils desk reference from essential Science publishing.

http://enchantedoils.younglivingworld.com/