Dry hair is hair that does not have enough moisture and oil to maintain its normal sheen and texture.
Causes
Some causes of dry hair are:
- Excessive hair washing, or using harsh soaps or alcohols
- Excessive blow-drying
- Dry air due to the climate
- Malnutrition
- Anorexia
- Underactive parathyroid (hypoparathyroidism)
- Underactive thyroid (hypothyroidism)
- Other hormone abnormalities
- Menkes kinky hair syndrome
Home Care
At home you should:
- Shampoo less frequently, perhaps only once or twice a week
- Use gentle shampoos that are sulfate free
- Add conditioners
- Avoid blow drying and harsh styling products
When to Contact a Medical Professional
Contact your health care provider if:
- Your hair does not improve with gentle treatment
- You have hair loss or breaking hairs
- You have any other unexplained symptoms
What to Expect at Your Office Visit
Your doctor will perform a physical examination and may ask the following questions:
- Has your hair always been slightly dry?
- When did the unusual hair dryness first start?
- Is it always present, or is it off and on?
- What are your eating habits?
- What kind of shampoo do you use?
- How often do you wash your hair?
- Do you use a conditioner? What type?
- How do you normally style your hair?
- Do you use a hair dryer? What type? How often?
- What other symptoms are also present?
Diagnostic tests that may be performed include:
- Examination of the hair under a microscope
- Blood tests
- Scalp biopsy
Alternative Names
Hair - dry
References
American Academy of Dermatology website. Tips for healthy hair. www.aad.org/public/everyday-care/hair-scalp-care/hair/healthy-hair-tips. Accessed December 13, 2022.
Ball JW, Dains JE, Flynn JA, Solomon BS, Stewart RW. Skin, hair, and nails. In: Ball JW, Dains JE, Flynn JA, Solomon BS, Stewart RW, eds. Seidel's Guide to Physical Examination. 10th ed. St Louis, MO: Elsevier; 2023:chap 9.
Dinulos JGH. Hair diseases. In: Dinulos JGH, ed. Habif's Clinical Dermatology. 7th ed. Philadelphia, PA: Elsevier; 2021:chap 24.
Review Date 11/30/2022
Updated by: Ramin Fathi, MD, FAAD, Director, Phoenix Surgical Dermatology Group, Phoenix, AZ. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.