When the scalp is red and flaky from dandruff we often call it seborrheic dermatitis, but the cause is the same. Allergic contact dermatitis is also a common cause of itchy scalp. Sometimes people develop an allergy to their hair color or to their shampoo, conditioner, or hair products.Oct 25, 2010 read more
It may take several weeks to notice scalp itching with a hair lice infestation, meaning the lice can be in the hair but have not caused symptoms. Lice on Scalp Lice in hair or the scalp are hard to see because they are so small. read more
could be a mild form of dandruff. i know it sounds awful but it does make ur head itch. it may also be the oils secreted at night by ur scalp that are making it itch. maybe use a dandruf shampoo for a while and see if that makes it better. read more
The most common symptom of any type of lice is itching. Lice bites cause an allergic reaction that causes this itchy feeling. However, you may not feel itchy right away, especially if it’s a light infestation. You may not notice any symptoms for up to six weeks the first time you get lice. read more