A healthy scalp is clean, comfortable and not persistently itchy or flaky. For most people with curly and coily hair, that means washing the scalp regularly with a gentle shampoo, rinsing thoroughly and treating dandruff with an anti-dandruff shampoo, not with more oil. Anything that persists, hurts or comes with hair loss deserves a GP, not another product.
Why textured hair makes scalp care harder
Scalp oil is commonly said to travel less easily down tight curls and coils than down straight hair, which is one explanation offered for why textured hair can feel dry at the lengths while the scalp is oily or flaky. Heavy styling products, protective styles that go weeks between washes, and a habit of oiling the scalp can add to residue. Because the hair covers the scalp so densely, a problem can also be hard to see.
None of this means that you should wash more or less than other people by default. The American Academy of Dermatology suggests washing once a week or every other week for Black hair, partly to limit the product build-up that can dry hair out. If your scalp is oily, itchy or heavily styled, wash more often. If your hair is dry and you use little product, the longer end of the range may suit you.
Cleansing the scalp properly
- Apply shampoo to the scalp, not the lengths, and massage with the pads of your fingers rather than nails.
- Part the hair in sections if it is dense, so the shampoo reaches skin, not just the top layer of hair.
- Rinse for longer than you think you need to. Shampoo and conditioner left on the scalp can itch and flake.
- Use a clarifying shampoo now and then if you layer many products, because build-up can sit on the scalp as well as the hair.
- Let the scalp dry fully after washing, especially under braids or twists.
Lab Muffin's Michelle Wong notes that hair left to air dry keeps the scalp damp for longer, which can favour overgrowth of the Malassezia yeast, so quicker drying may help dandruff-prone or irritated scalps. This is a reasonable point rather than a rule. See drying curly hair for gentle options.
Flaking, itching and dandruff
The NHS describes dandruff as a common, harmless condition that causes white flakes and sometimes an itchy scalp. It is linked to a yeast that lives naturally on skin, and to skin conditions such as eczema, and it can get worse with stress and cold weather. It is not caused by poor hygiene. Textured-hair routines that involve long gaps between washes can make flakes more visible, but they are not the cause.
| Situation | Reasonable first step | See a GP if |
|---|---|---|
| Mild white flakes, slight itch | Anti-dandruff shampoo containing ketoconazole, coal tar or salicylic acid, used as directed for up to four weeks | No improvement after about four weeks |
| Flakes plus build-up from products | Clarify, rinse more thoroughly, use less product at the roots | Flaking continues after clarifying |
| Red, swollen or very itchy scalp | Stop new products | Straight away, the NHS lists this as a reason to see a GP |
| Flaky, itchy patches on the face or body too | Not a hair-care problem | Yes, this may be another skin condition |
Using more than one type of anti-dandruff shampoo over time may be necessary, as the NHS notes. A pharmacist can explain how to use them. Keep to the instructions on the pack.
Oiling and massage: what is and is not known
Scalp oiling is a long-standing practice in many communities and many people enjoy it. There is little good evidence on whether it improves scalp health or hair growth, so treat it as a preference. A thick layer of oil or butter on a flaky scalp can trap flakes and make them more visible, and heavy products can contribute to the build-up that makes itching worse. If you oil, use a small amount and wash it out regularly. If you see no benefit, you can stop without losing anything. A gentle fingertip massage while shampooing is harmless, but no firm evidence exists that it affects hair growth.
Signs your scalp needs attention
The British Association of Dermatologists lists itching, soreness or increased flaking, alongside bald patches, as early features of traction alopecia in some people, caused by tight hairstyles. Tension near the hairline, bumps along partings, pain, or a hairline that is thinning are all reasons to loosen or remove the style and see a GP. The NHS advises seeing a GP if you are worried about hair loss, before turning to a commercial hair clinic. See protective styles without damage for what to check while braids or extensions are in.
General maintenance is simple: cleanse regularly, rinse well, avoid piling product on the scalp, keep tension low, and look at the scalp itself occasionally with a mirror or phone camera. Notice changes and mention them early. For routine detail, the wash day routine sets out the full order of steps.
Keep a note of anything that coincides with a flare-up, such as a new product, a new style, a change of season or a stressful period. The NHS lists stress and cold weather among the things that can make dandruff worse, so patterns are often visible once you look for them, and they are useful to describe to a pharmacist or GP.
Frequently asked questions
Is dandruff caused by not washing enough?
No. The NHS says it is not caused by poor hygiene, though flakes can be more visible if you wash less often.
Which shampoo ingredients help dandruff?
The NHS lists ketoconazole, coal tar and salicylic acid. Use as directed and see a GP if there is no change after about four weeks.
Should I oil my scalp?
It is a preference rather than a proven benefit. Use sparingly and wash it out, since heavy oiling can add to build-up.
Is an itchy scalp under braids normal?
Mild itching can come from build-up or dryness, but soreness, bumps or tightness mean the style should be loosened or removed.