In 2004, a "study by Yale researcher Tongzhang Zheng found that long-term use of permanent hair dye, in dark colors, doubles a person's risk of non-Hodgkin's lymphoma"
"The EU watchdog, known as the Scientific Committee on Cosmetic and Non-Food Products Intended for Consumers (SCCNFP), is worried about fatal allergies caused by hair dyes, as well as "new and improved" studies linking dyes to cancer. SCCNFP has strongly criticized hair-dye manufacturers for failing to prove hair dyes are safe and has ordered urgent research to be conducted on the health implications of permanent hair dyes or the product could face a ban. In the meantime, it has warned consumers not to use hair dyes, particularly dark dyes."
More next time...
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