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Adult Acne: The Hormonal Causes Worth Testing For

Acne isn't only a teenage problem. Plenty of adults, women especially, deal with breakouts well into their 30s, 40s and beyond. If you've tried every cleanser and your skin still flares, the answer may not be on your bathroom shelf. It may be in your hormones, your gut or your stress levels.

Why hormones show up on your skin

Your oil glands are sensitive to androgens, the hormones (like testosterone) that everyone makes in different amounts. When androgen activity rises, oil glands can produce more sebum, pores clog more easily and inflammation follows.

Hormonal acne often has a pattern:

  • Deep, tender breakouts along the jawline, chin and neck

  • Flares in the week or so before your period

  • Breakouts that started or got worse after stopping hormonal birth control

  • Changes during perimenopause, when hormone levels shift

Common drivers worth looking into

PCOS. Polycystic ovary syndrome is a common hormonal condition. Along with acne, signs can include irregular periods, extra hair growth on the face or body, thinning scalp hair and difficulty managing weight. It's under-diagnosed, so persistent acne plus any of these is worth a conversation.

Blood sugar and insulin. High insulin can raise androgen activity. Some research links high-glycemic diets, like lots of refined carbs and sugar, with more breakouts.

Stress. Cortisol, your main stress hormone, affects oil production and inflammation. Many people notice their skin flares during a hard stretch at work or a bad run of sleep.

Gut health and food sensitivities. Your gut and skin are closely linked through inflammation and the immune system. Some people notice their skin changes with certain foods, such as dairy or sugar. Testing can help you find patterns instead of cutting out everything at once.

Thyroid. Thyroid shifts can change your skin's texture and oiliness, along with your energy and weight.

Which labs can help

Depending on your symptoms and history, your clinician may look at:

  • Total and free testosterone, DHEA-S and SHBG

  • Fasting glucose and insulin

  • A thyroid panel

  • Cycle-related hormones such as estradiol and progesterone

  • Markers of inflammation, plus food-sensitivity testing if gut symptoms are part of the picture

Testing doesn't replace a good skin routine. It explains why your skin is reacting, so treatment can go after the cause.

What may help

  • Treat what the labs show. If there's an underlying hormonal or metabolic issue, addressing it with your clinician may help your skin over time.

  • Balance your plate. Protein, fiber, healthy fats and fewer refined carbs at each meal help keep blood sugar steadier.

  • Get more omega-3s. Salmon, sardines, walnuts, chia and flax help balance inflammation.

  • Build in real stress relief. Walks, movement, sleep and time offline all count.

  • Support your skin in the treatment room. A professional facial can calm active breakouts, clear congestion and help with marks while you work on the root cause.

When to see someone

If your acne is painful, scarring or affecting how you feel about yourself, or if it comes with irregular periods or new hair growth, don't wait it out. At Sela, a Wellness Exam combines 60+ biomarkers with a one-on-one review, so we can see what's happening beneath the surface. For your skin today, explore our facials.

This article is for general education and isn't medical advice. Talk with a licensed clinician before starting any new treatment. Individual results vary.

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