How to Get Rid of Cheese Smell Behind Ears? Here Is What the Evidence Says

A cheese-like smell behind the ears is usually harmless and commonly results from sweat, skin oil, shed skin cells, and normal skin bacteria collecting in the fold behind the ear. Gentle daily cleansing and careful drying often help, but persistent odor with inflammation, pain, discharge, or a lump should be assessed by a clinician.

Overview: why the area behind the ears can smell

For most people, a cheese-like smell behind the ears is not a sign of poor hygiene or a serious illness. The skin crease where the ear meets the head is warm and partly covered, so it can hold sweat, natural skin oil (sebum), shed skin cells, and residue from shampoo, conditioner, cosmetics, or hair products. Normal bacteria and yeast on the skin break down some of these materials, which can produce a sour, musty, or cheese-like odor.

Knowing how to get rid of cheese smell behind ears usually starts with simple skin-fold care: gently cleanse the outer skin, rinse away product residue, and dry the fold well. The aim is not to sterilize the skin, since healthy skin normally carries microorganisms, but to reduce the buildup that allows odor to develop.

Odor alone often improves with these steps. However, an odor that continues despite regular gentle care, or occurs with redness, itchiness, pain, scaling, drainage, swelling, or a new lump, can indicate an underlying skin problem or infection. These symptoms deserve a medical review rather than increasingly vigorous cleaning.

Simple steps that can reduce odor safely

During bathing or showering, wash the skin behind each ear with lukewarm water and a mild, fragrance-free cleanser. Use clean fingertips or a soft washcloth, taking care to clean the crease without scrubbing hard. Rinse thoroughly, because leftover cleanser and hair products may irritate the skin or contribute to buildup.

After washing, pat the area dry with a clean towel. Drying is important because prolonged dampness supports irritation and the growth of skin microorganisms. People with long hair may find it helpful to make sure the skin behind the ears is dry after washing their hair, exercise, swimming, or humid weather.

It can also help to clean eyeglass arms, headphones, hearing aids, hats, and hair accessories regularly, as these items touch the area and may collect oil and product residue. Avoid applying heavily fragranced products directly behind the ears if the skin is sensitive. Do not put cotton swabs, perfume, alcohol, hydrogen peroxide, or strong antiseptics into the ear canal; these may damage or irritate delicate skin and do not address a skin-fold odor safely.

• Clean the outer skin behind the ears once daily or after heavy sweating.
• Rinse shampoo, conditioner, and styling products completely.
• Pat dry rather than rubbing forcefully.
• Use clean towels and regularly wash items that rest around the ears.

Common causes beyond ordinary buildup

Sometimes odor is linked to a skin condition rather than routine buildup. Seborrheic dermatitis, for example, can affect the scalp, eyebrows, sides of the nose, and the creases behind the ears. It may cause greasy or dry flakes, redness, and itching. Eczema or contact dermatitis can also develop when the skin reacts to hair dye, fragrance, jewelry, hearing devices, cosmetics, or other products.

Intertrigo is irritation in skin folds caused by friction and moisture. If the skin stays damp, bacterial or yeast overgrowth can contribute to odor, soreness, cracks, or a rash. Less commonly, a small cyst or blocked pore behind the ear may produce material with a strong smell, especially if it becomes inflamed or drains.

An ear infection usually involves symptoms within the ear or around it, such as pain, reduced hearing, fever, or fluid drainage. A smell coming from the ear canal rather than the skin behind the ear should not be treated with home cleaning tools. It needs assessment, particularly if there is discharge or hearing change. Information about related ear infections may be useful, but only an examination can identify the source of odor accurately.

Red flags that warrant medical review

Most cases are manageable with gentle cleansing and drying, but certain features suggest that the odor may need professional assessment. Contact a doctor if the skin becomes increasingly red, hot, swollen, painful, cracked, bleeding, or tender to touch. A persistent rash, thick scaling, pus, yellow crusting, or foul-smelling fluid should also be checked.

Prompt medical care is particularly important for fever, severe ear pain, new hearing loss, dizziness, swelling that pushes the ear outward, or redness spreading beyond the area behind the ear. These symptoms are uncommon, but they can point to an infection requiring timely treatment. Children, people with diabetes, people with weakened immune systems, and those with chronic skin disease should seek advice earlier when symptoms are persistent or worsening.

A painless lump behind the ear is often benign, but it should be examined if it grows, becomes painful, drains repeatedly, or does not settle. It is best not to squeeze, pierce, or attempt to drain a bump at home, as this can worsen inflammation or introduce infection.

What a doctor may check and how diagnosis works

A doctor will usually begin by asking when the smell started, whether it comes from the skin fold or the ear canal, and whether there are associated symptoms such as itch, flakes, pain, drainage, or hearing changes. They may also ask about new hair products, earrings, hearing devices, swimming, sweating, skin conditions, and previous ear problems.

The examination typically includes looking closely at the skin behind the ears, scalp, face, and outer ear. The clinician may use an otoscope to inspect the ear canal and eardrum. This helps distinguish a skin-fold issue from wax, ear-canal inflammation, or discharge coming from inside the ear.

Most people do not need tests. If there is significant drainage, recurrent infection, or an uncertain rash, a clinician may collect a sample for laboratory testing or refer to a dermatologist or ear, nose, and throat specialist. The diagnosis guides treatment and helps avoid unnecessary use of antibiotics, antifungal products, or steroid creams.

Treatment depends on the underlying cause

If the cause is ordinary oil, sweat, and product buildup, consistent gentle cleansing and drying may be all that is needed. If a clinician identifies seborrheic dermatitis, eczema, contact dermatitis, yeast overgrowth, or a bacterial infection, treatment will be chosen for that specific cause. This may include medicated washes, topical anti-inflammatory treatment, antifungal treatment, or antibiotics when a bacterial infection is confirmed or strongly suspected.

It is important not to share prescription creams or use leftover antibiotics. Some treatments that reduce inflammation can worsen an untreated infection, while unnecessary antibiotics can cause side effects and do not treat yeast-related or irritant-related problems. A clinician can advise how long to use any medicated product and whether it is safe near the ear.

If an infected cyst, abscess, or persistent draining lesion is present, medical treatment may involve drainage or another procedure in addition to medication. For symptoms arising from the ear itself, specialist assessment and ENT treatment may be appropriate. Acibadem International’s multidisciplinary specialists and JCI-accredited hospitals diagnose and treat ear and skin concerns for international patients.

Preventing recurrence and caring for sensitive skin

Preventive care focuses on keeping the area clean, dry, and free from irritants. After exercising, swimming, or washing the hair, gently dry behind the ears. If masks, glasses, hearing aids, or headphones cause rubbing, clean them routinely and check that they fit comfortably. Taking breaks from nonessential accessories may help if the skin is irritated.

Choose fragrance-free, gentle products when the skin is prone to itchiness or rash. New products should be introduced one at a time, especially hair dye, styling sprays, perfume, and skincare applied near the ears. If a product consistently triggers redness or burning, stop using it and discuss alternatives with a clinician.

Regular care should improve a simple odor within days to a couple of weeks. If it does not, or if symptoms recur frequently, an examination is useful. Persistent odor is not something a person needs to feel embarrassed about; it is a common practical concern, and identifying the cause is the safest route to effective care.

Frequently asked questions

Is a cheese smell behind the ears normal?

It is often harmless and can occur when sweat, skin oil, shed skin cells, and product residue collect in the fold behind the ear. Normal skin bacteria and yeast can break down this material and create an odor. Persistent odor or odor with a rash, pain, or drainage should be assessed by a clinician.

How often should someone wash behind their ears?

For most people, washing the outer skin behind the ears during regular daily bathing is sufficient. The area should also be gently cleaned and dried after heavy sweating, swimming, or hair washing if moisture and product residue tend to collect there. Overwashing or scrubbing can irritate the skin and make symptoms worse.

Can shampoo or hair products cause a smell behind the ears?

Yes. Conditioner, styling products, hair dye, oils, and fragrances can remain in the crease behind the ear and mix with sweat and natural skin oils. Some products can also trigger contact dermatitis, which may cause itching, redness, scaling, and further odor.

Should cotton swabs be used to remove the smell?

Cotton swabs may be used very gently on the outer skin fold if needed, but they should never be inserted into the ear canal. Pushing swabs into the canal can injure the skin, compact earwax, and increase the risk of irritation or infection. A soft washcloth and careful drying are usually safer for the skin behind the ear.

Can a fungal infection cause odor behind the ears?

Yeast overgrowth can contribute to odor when the skin is moist, irritated, or affected by a condition such as seborrheic dermatitis. It may also cause redness, itching, flaking, or cracks in the skin. A doctor can determine whether antifungal treatment is appropriate, since similar symptoms can have other causes.

When should a person seek medical care for smell behind the ears?

Medical advice is recommended if the odor persists despite gentle cleansing and drying, or if there is redness, pain, swelling, itching, scaling, a lump, or discharge. Urgent assessment is needed for fever, severe ear pain, hearing loss, dizziness, spreading redness, or marked swelling around the ear. These symptoms require an examination rather than home treatment alone.

References

• American Academy of Dermatology Association
• American Academy of Otolaryngology–Head and Neck Surgery
• National Health Service
• Mayo Clinic

This article is for general information only and is not a substitute for professional medical advice. Please consult a qualified doctor about your individual situation.