In the late 1980's, David Tansley,
world renowned Radionics Practitioner and prolific
author of several holistic reference books, was part of a team that
discovered via radionics that the Aura-Soma substances can e tracked in
the body.
For David Tansley and other Radionics Practitioners, this fact alone
sets Aura-Soma apart from all previously known Colour Systems.