Dry skin, also known as xeroderma or xerosis, is a common skin condition caused by a lack of moisture and oil in the outer layer of skin. It results in flaky patches and itching. Causes include frequent bathing, low humidity, certain diseases and medications. Symptoms are dull, peeling skin that looks and feels rough or cracked. Ayurvedic treatments for dry skin include herbal creams, oils, and massages to moisturize and soothe the skin.