Non-Toxic Hair Dye Vegetable-based hair dyes are available, which may be an option for people who are concerned about the safety of traditional hair dyes. The color change is typically less drastic ...
Methods: A retrospective analysis of patch-test results since October 2006 was done and yielded 28 patients allergic to PPD who were also tested with a hair dye series. From January 2004 through ...
depending on your hair type). Luckily, my many bleach and dye escapades mean I’ve tried plenty of color-safe formulas. By now, I know the stripping ingredients to avoid and the nourishing ...