recommends the specialist, who advises doing a skin patch test before using a hair product for the first time: apply the product to the inner part of your forearm and leave it on for a full day. If you feel irritation or itching in that area, you should not use the product.
*Lice, eczema, hives: other conditions that can cause itching*
To complete the list of skin conditions that can be responsible for scalp itching, an article published in Harvard Health Publishing, the Harvard Medical School site, also mentions atopic dermatitis, a form of eczema that can also affect the scalp. You also shouldn’t rule out the possibility of a fungal infection, lice, or hives that can appear as a reaction to food, medication, sweat… If your itching is due to this type of condition, you’ll need a medical prescription to adopt an effective treatment.
*Itchy scalp: pollution and stress identified as culprits*
