Wella Professionals, the No.1 Salon Color Brand in the World** with 140+ years of experience in the hair industry, recently ...

Background: Finding alternative hair dyes for individuals allergic to para-phenylenediamine (PPD) has been difficult. Newer permanent and demipermanent hair dyes that have replaced PPD with para ...

Mar. 18, 2025 — Small amounts of a common antibiotic and anti-inflammatory drug can curb symptoms where a misplaced immune reaction (e.g., autoimmunity) can cause permanent hair loss, a new ...

To round out the rest of your hair-care routine, you can read my guides to the best shampoos for fine hair, color-treated hair, and all hair types; the best leave-in conditioners; and the best ...

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