Chemical Hair Dye Ingredients and Skin Absorption
The answer to the title question might be surprising to some readers. However, you can find it with a little eye-opening research. Sources of scientific studies that will enable you to know the facts about chemical ingredients used in most mass-marketed hair dyes. These studies not only discuss: PPD (para-phenylenediamine), but they also contain vital information regarding: para toluene Diamine (p-toluenediamine or PTD).
Research About Chemical Hair Dye Ingredients
ScienceDirect - Food and Cosmetics Toxicology : 1818. Beauty more than skin deep : : Kiese, M. & Rauscher, Elli (1968). The absorption of p-toluenediamine through human skin in hair dyeing. Toxic. appl. Pharmac. 13, 325.
Personal use of hair dye and the risk of bladder cancer: results of a meta-analysis.1
OBJECTIVE: This study examined the methodology of observational studies that explored an association between personal use of hair dye products and the risk of bladder cancer.
CONCLUSION: The available epidemiological data suggest an association between personal use of hair dye products and increased risk of bladder cancer.
Protect Your Skin from Harmful Chemical Hair Dye Ingredients
Protect your body from permanent harm by avoiding the accumulative allergen properties found in PPD or immediate skin allergy that is possible with PTD.
Choose a proven safe alternative that will not only naturally color your hair but actually improves hair health and luster.
1Michael Huncharek and Bruce Kupelnick. Division of Radiation Oncology, Department of Clinical Oncology, Marshfield Clinic Cancer Center, Marshfield, WI, USA.
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