Here’s what experts really think about boxed hair dye. Getting your hair dyed professionally can cost you a pretty penny—often upwards of several hundred dollars—which makes it really ...

Using natural dyes, limiting colouring frequency, and investing in proper hair care can minimise these risks. Changing your hair colour can be an exciting way to refresh your look and express your ...

A chemical compound used in many permanent hair dyes has been named Allergen of the Year for 2025 by the American Contact Dermatitis Society (ACDS). Toluene-2,5-diamine sulfate (PTDS) is an ...