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Hair Dyes and Chemical Straighteners Linked to Breast Cancer

  • December 11, 2019

There are nearly 13,000 chemicals found in personal care products sold in the U.S., and only 10% have been tested for safety. Considering that fact, it shouldn’t come as a huge surprise that a recent study linked permanent hair dyes and chemical straighteners — both of which are full of questionable ingredients — to an increased risk of breast cancer. To conduct the study, published in the International Journal of Cancer, researchers tracked 46,700 American women who were...