Chapter 1 "Henna for Hair"

This chapter discusses the risks of using chemical hair dye, and the epidemiology of millions of cases of hair dye allergy and introduces the solution for allergies to chemical hair dye and associated chemical sensitivities.

Chapter 2 "The History of Henna Hair Dye"

This is an expanding collection of research papers on the history of henna approached through the effect of climate change and human migrations on henna since the most recent glacial period to the present.

Chapter 3 "Compound Henna"

This chapter discusses the addition of metallic salts and other dyes to henna, and how these created conflicts with chemical hair dye.

Chapter 4 "Henna Science and Microscopy"

This chapter details the botany and phytochemistry of henna, and microscopy of henna in present and past production.

Chapter 5 "Plants that Dye Hair"

This chapter discusses henna, indigo, and cassia, (lawsonia inermis, indigofera tinctoria , and cassia obovata) and the chemistry of each of these dye plants. Understanding the botany of these plants will help you understand how to get the best results from your henna hair dye.

Chapter 6 "Henna and Acidic Mixes"

Learn 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.

Chapter 7 "Mixing and Testing Your Henna Mix"

This chapter discusses 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.

Chapter 8 "How to Henna Your Hair"

This chapter has step-by-step instructions for first time users dyeing hair blonde, red, brunette or black with henna indigo, and cassia.

Chapter 9 "Gray Hair and Doing Your Roots"

This chapter has step-by-step instructions for maintaining your gray roots as they grow in; dyeing them red,brunette, or black.

Chapter 10 "Lightening Your Hennaed Hair"

This chapter discusses the application of henna over chemically lightened hair, and chemically lightening hennaed hair and demonstrates the technique of highlights with henna and foils.

Chapter 11 "Henna for Relaxed and Natural Hair"

This chapter contains step-by-step instructions for using henna, cassia, and indigo to dye relaxed hair, natural hair, and locs.

Chapter 12 "Troubleshooting"

This chapter provides answers to the most frequent questions from people who henna their hair; these include problems with hard water, slight adjustments in color, getting complete and permanent color, and the occasional surprise.

Chapter 13 "Henna and Your Health"

This chapter discusses the safety and wellness aspects of dyeing your hair with henna: why it is recommended for pregnant and nursing women, how it can enhance your wellness and who should not dye their hair with henna.

Chapter 14 "Stylists and Salons"

This chapter is directed to stylists who wish to incorporate henna into their salons because they need to serve clients who have become sensitized to chemical hair dye, or they, themselves, have become sensitized to chemicals.

Chapter 15 "Additional Techniques for Henna"

This chapter discusses henna manicures and pedicures, as well as amla facials for salon practice, and provides step-by-step instructions.