Itching in scalp after hair dye, also known as contact dermatitis, is a common skin reaction that occurs when the scalp comes into contact with an irritant or allergen, such as a hair dye. Symptoms of contact dermatitis can include itching, redness, swelling, and blisters.
Itching in scalp after hair dye is a common problem that can be caused by a variety of factors, including the harsh chemicals in hair dyes, the dyes themselves, or an allergic reaction to the dyes. It is important to be aware of the potential for itching in scalp after hair dye and to take steps to prevent it, such as using a gentle shampoo and conditioner, avoiding harsh chemicals, and doing a patch test before using a new hair dye.