What Causes Adult Acne? Acne Treatment

Adult acne usually occurs when factors such as hormonal fluctuations, stress, incorrect cosmetic use, and genetic predisposition clog hair follicles and sebaceous glands. Expected to end during puberty, this condition can persist into your 20s, 30s, or even 40s—or it might appear for the very first time at these ages. For painful, persistent breakouts concentrated along the jawline, you need a personalised acne treatment plan through a dermatological examination rather than relying on hearsay.

At a glance:

• Adult acne is most commonly seen on the lower parts of the cheeks, jaw, and neck.
• It is more prevalent in women than men due to hormonal changes.
• Stress triggers excessive oil (sebum) production by increasing cortisol levels in the body.
• Treatment can involve a combination of topical creams, oral medications, and medical skincare.
• Mindlessly popping pimples can lead to permanent dark spots and pitted scars.

What is Adult Acne?

Acne is an inflammatory skin disease that occurs when the sebaceous (oil) glands and hair follicles in the middle layer of the skin become clogged. Sebaceous glands produce a substance called sebum to keep the skin moisturised. In adults, acne problems begin when this sebum combines with dead skin cells, blocking the pores. Naturally occurring bacteria on the skin (Cutibacterium acnes) then multiply in this enclosed environment. The overgrowth of these bacteria leads to redness, swelling, and inflammation.

While teenage acne is typically concentrated in the T-zone (forehead, nose, and chin), adult acne is more likely to appear in the U-zone, which includes the lower cheeks, jawline, and neck. Statistics show that a significant portion of women in their 20s and 30s experience occasional acne flare-ups. This is not merely an aesthetic issue; it can also be a sign that the skin's barrier functions are impaired or that there is an underlying systemic imbalance. If not addressed correctly, it tends to become chronic.

Causes and Risk Factors of Adult Acne

There is no single cause for adult acne; it is usually triggered by a combination of factors. Hormonal acne is one of the most common culprits. In women, the menstrual cycle, pregnancy, menopause, or conditions like Polycystic Ovary Syndrome (PCOS) can cause fluctuations in androgen hormones, overstimulating the oil glands. These hormonal shifts pave the way for deep cystic acne, particularly around the jaw and neck.

The intense stress brought on by the bustling, fast-paced work life in major cities like Istanbul is also a significant risk factor. Cortisol, a hormone released during moments of stress, directly increases oil production in the skin. Additionally, diets high in glycemic index (sugary and processed carbohydrates) and excessive cow's milk consumption are known to accelerate acne formation. External factors include using heavy sunscreens or comedogenic (pore-clogging) makeup that is unsuitable for your skin type. Certain antidepressants, corticosteroid medications, or B-complex vitamins may also cause acne-like eruptions as a side effect.

Symptoms of Adult Acne

The acne encountered in adulthood has a different character than the superficial blackheads or whiteheads (comedones) seen during puberty. They often appear as cystic or nodular structures that settle in the deeper layers of the skin, lack a visible "head," and are painful and tender to the touch. Because these lesions struggle to reach the skin's surface, their healing process can take weeks, and they tend to leave red or brown marks behind even after they fade.

Symptoms usually worsen during the second half of the menstrual cycle, about a week before bleeding begins. The jawline, neck, lower cheeks, and sometimes the back or chest are the most frequently affected areas. This inflammation on the skin's surface can also weaken the skin's protective barrier. A weakened barrier brings along issues like redness and dryness. If you observe flaking and itching alongside your breakouts, this could be a sign of a different dermatological reaction that can easily be confused with eczema flare-ups.

How is it Diagnosed at the Hospital?

When you visit the hospital for persistent acne, a dermatologist will first conduct a detailed physical examination. They will analyse the distribution and type of your acne (cystic, inflammatory, comedonal), your skin's oil levels, and the presence of any previous scarring. Your doctor will ask you various questions to evaluate when the acne started, the cosmetic products you use, your dietary habits, and your stress levels. This clinical assessment is often sufficient to make an accurate diagnosis.

However, if your breakouts are accompanied by other systemic symptoms like irregular periods, increased facial hair, or hair loss, your doctor may want to investigate an underlying hormonal disorder (such as Polycystic Ovary Syndrome). In this case, specific hormone blood tests like Free Testosterone, DHEA-S, FSH, LH, and Thyroid function tests (TSH) will be requested. Because the effects of hormonal imbalances on the skin are so wide-ranging, you might discover that what you thought was just seasonal hair loss is actually linked to your hormones. When necessary, a multidisciplinary approach is taken alongside gynaecology and obstetrics or endocrinology departments.

Acne Treatment Options

Treating adult acne is a process that requires patience and a personalised plan. The first step is to adjust your daily skincare routine with gentle cleansers and water-based moisturisers that do not irritate the skin. For mild to moderate cases, topical (applied to the skin) creams that clear pores and accelerate cell turnover are preferred. Medical creams containing retinoids, benzoyl peroxide, salicylic acid, and azelaic acid both dry out active pimples and prevent the formation of new lesions.

For more severe, cystic cases prone to scarring, systemic oral treatments are utilised. If deemed appropriate by your dermatologist, oral antibiotics used for a specific period are effective in suppressing inflammation. For female patients diagnosed with hormonal acne, anti-androgen medications or birth control pills may be added to the treatment. In the most resistant cases, isotretinoin (a vitamin A derivative) is prescribed. During this process, regular blood tests are conducted under physician supervision to monitor liver enzymes and blood lipids. Since treatments typically take 8 to 12 weeks to show results, consistent use of the medications is crucial.

Complications and Risk Groups

The most frustrating complication of adult acne is the permanent scars and dark spots it leaves behind. Squeezing, picking, or leaving pimples untreated to fester in the skin for long periods leads to tissue loss, resulting in pitted marks known as "atrophic scars." Furthermore, brown or red spots (post-inflammatory hyperpigmentation) can form where pimples have healed, lingering for months. This is particularly noticeable in people with olive or darker skin tones.

Acne problems cause not only physical but also psychological complications. The expectation of having clear skin in adulthood can lead to a loss of self-confidence, social isolation, and anxiety when faced with persistent breakouts. Risk groups primarily include those working in highly stressful jobs, individuals with a family history of severe acne, and women diagnosed with Polycystic Ovary Syndrome (PCOS). It is critical for people in these groups to seek dermatological support while their acne is still in the mild stages to prevent permanent scarring.

When to See a Doctor?

When acne begins to affect your daily quality of life, it is time to seek professional help. Turning your skin into a testing ground with over-the-counter products from pharmacies or cosmetic stores can make the problem even more complex. You should consult a dermatologist without delay if you experience one or more of the following symptoms:

• Your pimples are painful, deep, cystic, and do not come to a head,
• You see no improvement within 2-3 months despite regular use of over-the-counter dermo-cosmetic products,
• Your pimples are starting to leave pitted scars or dark, permanent spots as they heal,
• The increase in acne is accompanied by irregular periods, hair growth under the chin, or sudden weight gain,
• The acne suddenly and severely spreads across your entire face, chest, or back.

Acne is generally not a condition that requires emergency medical intervention. However, if you develop sudden swelling in your face, lips, or throat, shortness of breath, or severe hives all over your body (an allergic reaction/anaphylaxis) after starting a new acne medication, you should immediately go to the nearest emergency room or call 112. Similarly, if a redness you thought was a pimple grows rapidly, feels hot to the touch, is highly painful, and is accompanied by a high fever, this could be a serious skin infection (cellulitis) and requires urgent medical evaluation.

The Process at BHT CLINIC

In the Dermatology department of our hospital, we carry out a comprehensive and personalised treatment process for patients presenting with adult acne. After a detailed analysis of your skin structure and the character of your acne, our specialist physicians plan your medical treatments (creams and oral medications). When necessary, hormone and blood tests are quickly processed in our hospital's advanced laboratories to guide your treatment.

In addition to active acne treatment, medical aesthetic procedures (chemical peels, microneedling, PRP) for acne scars and spots are safely performed in our department. When coming for your examination, noting down the names of any previous acne medications and daily cosmetic products you use will help your doctor make the most accurate plan. If you would like support from our expert team to achieve healthy, clear skin, you can easily book an appointment.

Frequently Asked Questions

What disease are persistent pimples a symptom of?

Persistent pimples, especially those concentrated around the jawline in adult women, can be a symptom of hormonal imbalances such as Polycystic Ovary Syndrome (PCOS) or thyroid disorders. A dermatological examination and hormone tests are required for a definitive diagnosis.

Does adult acne go away on its own?

Unlike teenage acne, adult acne generally does not tend to resolve on its own. Without addressing the underlying hormonal or stress-related causes and applying appropriate medical treatment, acne flare-ups will continue to recur.

How can you tell if acne is hormonal?

Hormonal acne typically flares up in tandem with the menstrual cycle. Its most distinguishing feature is that it usually appears on the lower half of the face, along the jawline, and on the neck in the form of painful, deep, cystic structures.

Does stress cause acne?

Yes, stress can directly trigger acne formation. When the body is under stress, the adrenal glands release the hormone cortisol. Cortisol stimulates the sebaceous glands, leading to excessive sebum production and, consequently, clogged pores.

Can acne scars be treated?

Yes, the red/brown spots and pitted scars left by acne can be treated. Through methods like chemical peels, laser treatments, and microneedling (Dermapen) applied by dermatologists, the skin surface is renewed, greatly improving the appearance of scars.

This article is for informational purposes only; please consult your physician for diagnosis and treatment.