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Hormonal Acne:
Causes, Patterns and Treatment

Dr. Eddie Valenzuela, MD, FAAP
Board-certified pediatrician · Founder of Happy Cappy

Learn how hormones influence acne, which treatments help, when testing is useful, and how pregnancy changes your acne treatment options.

Hormonal Acne: Causes, Patterns and Treatment

Cover: AI-generated editorial illustration.

Quick answer: Hormonal acne is a common description for acne influenced by androgen activity or hormonal changes. Recurrent lower-face breakouts or flares around menstruation can be clues, but the location alone does not prove a hormone imbalance. Treatment may include benzoyl peroxide, a topical retinoid, azelaic acid or prescription hormonal therapy. Gentle cleansing supports care; it does not replace acne medicine.

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Adult acne can persist from adolescence or appear after years of relatively clear skin. That can be frustrating, especially when the same painful spots return each month. Understanding what hormones do, and what they do not tell you about the diagnosis, makes it easier to choose an effective next step.

Hormonal influences on acne

“Hormonal acne” is usually a description of an acne pattern, not a separate diagnosis that can be confirmed from a face map. Androgens influence sebaceous glands and oil production. Acne also involves changes within hair follicles, inflammation and the activity of Cutibacterium acnes, a bacterium that is normally present on skin. It is not simply dirt trapped in a pore.1

A person can have hormonally influenced acne with blood hormone levels in the usual range. How the skin responds to hormones matters too. Conversely, acne can sometimes accompany a condition involving excess androgen activity, such as polyendocrine metabolic ovarian syndrome (PMOS), formerly called polycystic ovary syndrome (PCOS). Acne alone does not establish that diagnosis.2,11

The name change from PCOS to PMOS

On May 12, 2026, an international consensus introduced the name PMOS to better reflect the condition’s hormonal, metabolic and ovarian features. The older term could misleadingly suggest that abnormal ovarian cysts define the disorder. The updated name recognizes its wider effects, including on skin and reproductive health. PMOS and PCOS refer to the same condition; both names may appear in medical records and resources during the transition. The name change does not mean that everyone with hormonal acne has PMOS.11

Common patterns and changes over time

Some people notice predictable flares around menstruation. Pregnancy, the years around menopause, or starting or stopping certain hormonal medicines can also change acne. These associations are useful parts of the history, but they do not mean every breakout needs hormone testing or a hormone-directed treatment.3

Lower-face acne often affects the chin, jawline and lower cheeks. It can also occur elsewhere on the face, chest, shoulders or back, and an adult may have both clogged pores and inflamed bumps. The location should guide a discussion, not be used as a map of which internal organ is supposedly malfunctioning.

Tell your clinician about medicines and supplements, including prescribed testosterone or anabolic steroids. Do not stop a prescribed hormone treatment on your own. Acne can often be managed while the clinician considers your broader treatment goals.

Recognizing the different acne lesions

Acne usually produces a mixture of lesions. Naming them correctly matters because a pore-clogging treatment and treatment for deep inflammation may play different roles.

Lesion Typical appearance
Closed comedone, or whitehead A small plugged pore with a closed surface, often skin-colored or whitish.
Open comedone, or blackhead A plugged pore with an open, dark surface. The dark color is not dirt.
Papule An inflamed raised bump without a visible pus-filled tip.
Pustule An inflamed bump containing visible pus.
Nodule or cyst-like lesion A deeper, often painful inflammatory lesion that can leave a scar.

Papules, pustules and nodules are inflammatory lesions; they are not subtypes of closed comedones. After a breakout settles, flat dark marks may remain, particularly in darker skin. These pigment changes differ from scars that alter the skin’s surface or contour.4

Acne-like conditions need different treatment

Uniform, very itchy follicular bumps can suggest folliculitis, including Malassezia folliculitis, rather than ordinary acne. Rosacea and perioral dermatitis can also resemble breakouts. Blackheads and whiteheads support acne as part of the picture, but more than one condition can coexist. Read our Malassezia folliculitis guide for that separate condition; an anti-dandruff wash is not a substitute for treatment of hormonal acne.1

Assessment and selective hormone testing

Most acne is diagnosed from the history and skin examination. Tell the clinician about the timing of flares, what you have already tried, scarring, and any effect on confidence or daily life. Bring the actual product names so the visit can distinguish an acne active from an ordinary cleanser.

Hormone testing is more relevant when other findings suggest an endocrine problem, such as irregular or absent periods, new coarse facial or body hair, scalp hair thinning, or a sudden marked change in acne. Rapid progression or signs such as voice deepening warrant prompt evaluation. Tests used to monitor a medication’s safety are a separate matter from tests looking for a cause.1

Treatments for mild acne

A consistent treatment plan usually works better than repeatedly switching products. Introduce active ingredients gradually according to the label, especially if your skin is sensitive. Dryness and irritation can make it difficult to continue an otherwise helpful medicine, so the supporting skin-care routine matters.

Benzoyl peroxide and topical retinoids

Benzoyl peroxide reduces acne-associated bacteria and helps inflammatory breakouts. It can irritate skin and bleach towels or clothing. Topical retinoids, including over-the-counter adapalene where appropriate for the labeled age, help prevent plugged follicles and reduce inflammation. Prescription retinoids offer additional choices. These medicines have stronger guideline support than relying on an ordinary wash alone.5

A retinoid is generally used over the acne-prone area as directed, rather than only on the pimple visible that day. More product does not make it work faster. Avoid adding frequent scrubs or several exfoliating acids while you are adjusting to treatment, and use sunscreen. Pregnancy changes the options, as explained below.

Azelaic acid and salicylic acid

Azelaic acid can help acne and lingering dark marks. Salicylic acid helps unclog pores and may be useful for some mild acne patterns. The best choice depends on the lesions, tolerance and other treatments already in use. A long list of acids is not a requirement for effective care; combining too many can leave skin sore.6

Prescription options for persistent or severe acne

Hormonal therapies

Spironolactone reduces androgen effects and can be useful for appropriately selected patients, commonly adult women with persistent acne. It is a prescription medicine used off-label for acne in the United States. A prescriber considers pregnancy possibility, kidney function, other medicines and whether potassium monitoring is needed.

Some combined oral contraceptives can also treat acne when medically appropriate. Not every birth-control pill is equivalent for this purpose, and a pill containing estrogen is not suitable for everyone. The choice requires review of factors such as clotting risk and migraine history. Hormonal treatments may take several months to show their fuller benefit.7

Clascoterone is a prescription topical androgen-receptor inhibitor and is another option for selected patients. It should be chosen as part of a treatment plan rather than assumed to be necessary whenever someone uses the phrase “hormonal acne.”6

Antibiotics, isotretinoin and individual painful lesions

For more inflammatory acne, an oral antibiotic may be used for a limited period with appropriate topical treatment. Guidelines recommend using benzoyl peroxide with topical or oral antibiotics to reduce antibiotic resistance. Antibiotics should not become an indefinite substitute for a maintenance plan.5

Isotretinoin can be appropriate for severe acne, scarring, substantial psychosocial burden or acne that has not responded adequately to standard treatment. It requires specific counseling and monitoring, including strict pregnancy precautions. For an individual large painful lesion, a dermatologist may offer a carefully placed corticosteroid injection. This is different from applying steroid cream to acne; injections also have risks, including local skin thinning.6

Pregnancy and pregnancy planning

If you are pregnant or trying to become pregnant, review the acne plan before starting or continuing medication. Isotretinoin and spironolactone must not be used during pregnancy, and topical retinoids are generally avoided. Oral tetracycline antibiotics are also generally avoided in pregnancy. An acne treatment being available without a prescription does not automatically make it suitable.

Azelaic acid and limited use of benzoyl peroxide may be options after discussion with your obstetric or dermatology clinician. Breastfeeding requires its own medication review. The aim is to keep acne manageable with a plan appropriate to both your skin and your stage of life.8

Skin care that helps you tolerate treatment

Wash gently, usually up to twice daily and after heavy sweating, using your fingertips rather than an abrasive brush. Choose a moisturizer and broad-spectrum SPF 30 or higher sunscreen labeled noncomedogenic when possible. Avoid picking and squeezing, which can increase inflammation, persistent marks and scarring. Extra cleansing or routine exfoliation several times a week is not necessary to “clean out” acne.9

Happy Cappy Daily Shampoo & Body Wash is a fragrance-free, nonmedicated cleansing option for dry, sensitive skin when well tolerated. Its role here is gentle cleansing. It does not contain an acne-treatment active and does not alter hormone levels. Keep the prescribed or appropriate over-the-counter acne treatment as the treatment step.

Diet evidence and realistic expectations

Some studies suggest that a lower-glycemic eating pattern may improve acne, while research on milk has found associations in some populations. These findings do not show that every person must avoid all dairy, red meat or a long list of foods. Dietary studies vary, and an association does not establish that a food caused an individual breakout.10

If you notice a repeated food-related pattern, discuss a balanced approach rather than cutting out whole food groups without a plan. Diet does not replace effective acne treatment, and supplements advertised to “balance hormones” are not a standard acne therapy. Current guidelines do not provide strong support for a specific acne diet or routine vitamin supplementation.5

Treatment timelines and follow-up

Acne treatments work gradually. Early improvement often takes several weeks, and a fuller assessment commonly occurs after roughly two to three months of consistent use. Hormonal therapy may take longer. A few new spots during the first weeks do not automatically mean the plan has failed, but significant burning or worsening irritation should prompt advice about adjusting it.9

Seek dermatology care earlier for deep painful lesions, scarring, persistent pigment changes, substantial distress or uncertainty about the diagnosis. You do not need to wait until acne is severe to ask for help. The goal is fewer new lesions and a routine you can sustain, followed by maintenance when needed.

Dr. Eddie Valenzuela, MD, FAAP
Award-winning pediatrician · Founder & CEO, Pediatric Solutions

With over 10 years of clinical experience, Dr. Eddie practices pediatrics in Houston, Texas, and has extensive experience treating pediatric skin conditions, including seborrheic dermatitis (cradle cap) and eczema. More about Dr. Eddie →

References

Sources supporting the explanations and care guidance.

  1. Investigations in acne. DermNet
  2. Hyperandrogenism. DermNet
  3. Adult acne. American Academy of Dermatology
  4. Acne signs and symptoms. American Academy of Dermatology
  5. Updated acne management guidelines. American Academy of Dermatology, 2024
  6. Acne diagnosis and treatment. American Academy of Dermatology
  7. Hormonal therapy for acne. American Academy of Dermatology
  8. Acne treatment during pregnancy. American Academy of Dermatology
  9. Adult acne treatment and response. American Academy of Dermatology
  10. Diet and acne evidence. American Academy of Dermatology
  11. PCOS renamed polyendocrine metabolic ovarian syndrome (PMOS). Endocrine Society, May 12, 2026