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 ...
Hair color market generated a revenue of US$ 20.04 billion in 2023 and is estimated to reach the valuation of US$ 38.42 billion by 2032 at a CAGR of 7.5% during the forecast period, 2024–2032. A ...