Dandruff

Dandruff is a scalp condition that causes flakes of skin to appear. There may also be itching. Most people experience dandruff at some pointTrusted Source, but it is more common from the teenage years up to midlife. There are various possible causes, including seborrheic dermatitis, allergic reactions, psoriasis, and eczema. An overreaction to Malassezia, a yeast that occurs on the scalp, is among the causes of seborrheic dermatitis.