What symptom does dye hair allergy have?

summary

Hair dye allergy is allergic contact dermatitis caused by hair dye. Mild cases are characterized by swelling, itching and burning of the scalp. Severe cases are characterized by swelling of the scalp, neck and face, blistering, yellowing and even purulent infection. There is a chemical called "p-phenylenediamine" in hair dyes, which is easy to cause damage to human skin. The more frequent hair dyeing and the closer contact between chemical reagents and scalp, the greater the harm to the body and the greater the probability of hair dye allergy. What symptom does dye hair allergy have? Let's talk about it

What symptom does dye hair allergy have?

1. Head, limbs and other parts of the skin swelling, itching, rash and other symptoms.

2. Anaphylactic shock. Hair dyeing allergy can also lead to anaphylactic shock, life-threatening.

3. Hair dye dermatitis. If the allergic phenomenon can not be alleviated, it may further worsen, and will be infected with hair dye dermatitis, which is a kind of contact dermatitis.

matters needing attention

Hair dye allergy is not necessarily skin allergy to hair dye, it may also be caused by other factors. If possible, it's best to go to the hospital to check for allergens. Maybe there are allergens in addition to hair dyes.