The links below connect to chapters of the free e-book
Ancient Sunrise® Henna for Hair,
a book researched and written by Catherine Cartwright-Jones PhD, a
researcher who focused her graduate and doctoral work on henna.
Ancient Sunrise® Henna for Hair
is meant to help people understand how to dye their hair without
chemicals, to protect their own health and the health of the planet they
live on, to correct the misconceptions that have lead to chemical hair
dye industry replacing henna, and to dispel the abundant misinformation
You can download these selected chapters or download the entire book free of charge at http://www.hennaforhair.com/freebooks/
Sunrise® Chapter 6
and Acidic Mixes
about the necessary chemistry of mixing henna and cassia with a
mildly acidic liquid. This chapter discusses several sources of
fruit acids, and how each has a different effect on henna.
and Testing your Henna Mix
Here is information on
the mixing, dye release, formulation, and testing of a wide range of
non-chemical permanent colors from henna, indigo, and cassia. This
chapter includes step-by-step instructions to produce the color you
want for your hair.