Objective: We examined whether individuals allergic to PPD will tolerate PPD-free hair dyes containing PTDS ... permanent and demipermanent hair coloring products in which PPD has been replaced ...
Ingredients like paraphenylenediamine (PPD), a common component in permanent dyes, can trigger contact dermatitis. If you frequently colour your hair and notice persistent itching or rashes ...
The celebration of Holi is one of the most vibrant and joyful festivals in the Indian calendar, where bright, energetic ...
The PPD-free PTDS-based hair dyes were recommended to all 13 subjects ... will tolerate the newer permanent and demipermanent hair coloring products based on PTDS. Although these products do ...
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