TL;DR — Key Takeaways

• Yes, TRT commonly causes acne, especially in the first months.
• Testosterone makes your oil (sebum) glands more active → clogged pores.
• Common spots like face, chest, back, and shoulders.
• It usually peaks around 6 months, then settles.
• You can manage it without quitting TRT, skincare, oil-free products, gradual dosing, monitoring.

Yes, TRT commonly causes acne. Testosterone stimulates your skin’s oil glands to make more sebum, which clogs pores and feeds acne bacteria, often on the face, chest, back, and shoulders. It usually peaks around 6 months, then settles. Manage it with good skincare, oil-free products, a gradual dose, and monitoring, no need to quit TRT.

Breaking out after starting testosterone? You’re not alone, acne is one of the most common cosmetic complaints on TRT. Here’s exactly why it happens and how to control it. (It’s one of the broader TRT side effects; for the full overview, see our complete TRT guide.)

Does TRT Cause Acne?

Yes, it’s a well-known effect. Testosterone is androgenic, and androgens drive your skin’s sebaceous (oil) glands. More testosterone often means more oil, and more oil means a higher chance of clogged pores and breakouts. It’s most likely in the early months as your body adjusts, and it’s especially common in men who were acne-prone in their teens. It’s the same skin activity that, on the upside, supports the skin benefits of testosterone, the oil is the trade-off.

Why Does Testosterone Cause Acne?

Three things stack up:

High estrogen or DHT swings can make it worse, which is why managing estrogen on TRT and avoiding big hormone fluctuations matters. The same androgenic activity is why some men also notice hair changes on TRT.

Where Does TRT Acne Appear?

Anywhere oil glands are most active:

• Face (especially jaw, forehead)
• Chest
• Back (“bacne”)
• Shoulders

Back and shoulder acne is particularly common on TRT and it’s part of why some men notice their face changing (oilier early, clearer later).

How Long Does TRT Acne Last?

For most men, it’s temporary. Studies suggest TRT acne tends to peak around the 6-month mark and then decline as your skin adapts and your levels stabilize. So the early breakout is usually the worst of it, not a permanent new normal. Keeping your dose steady (see how to start TRT safely) helps it settle faster.

How to Stop TRT Acne (Without Quitting)

You rarely need to abandon TRT over acne. Try:

1. Cleanse twice daily with a gentle, oil-free cleanser.
2. Use targeted treatments, benzoyl peroxide or salicylic acid (a dermatologist can add more).
3. Choose oil-free, non-comedogenic products.
4. Dose gradually and steadily, avoid big spikes; smaller, more frequent dosing helps.
5. Manage estrogen and monitor hormones with regular bloodwork.
6. See a dermatologist for severe or cystic acne, don’t let it scar.

Should You Stop TRT Because of Acne?

Usually no. Acne is a manageable, often temporary trade-off for the benefits of TRT, and quitting means losing those benefits over a skin issue that skincare and dose tweaks usually solve. If acne is severe, the answer is to adjust and treat, with your prescriber and a dermatologist, not necessarily to stop.

The Bottom Line

Does TRT cause acne? Yes, testosterone ramps up your skin’s oil production, clogging pores on the face, chest, back, and shoulders, especially in the first months. The good news: it usually peaks around 6 months and then settles, and it’s very manageable with good skincare, oil-free products, steady dosing, and hormone monitoring. You rarely need to quit TRT, adjust and treat instead, and see a dermatologist if it’s severe.

👉 Keep your hormones balanced to keep skin in check, monitor your testosterone (and estrogen) with regular labs, an at-home test kit helps between visits and see a dermatologist for stubborn acne.

Frequently Asked Questions

Does TRT cause acne?

Yes, commonly — especially in the first months. Testosterone is androgenic and stimulates your skin’s oil glands to produce more sebum, which clogs pores and triggers breakouts. It’s most likely on the face, chest, back, and shoulders, and is usually temporary.

Why does testosterone cause acne?

Testosterone stimulates sebaceous glands to overproduce oil, dead skin cells build up in follicles, and acne-causing bacteria thrive in the extra oil, leading to inflammation. Estrogen and DHT fluctuations can worsen it, which is why steady dosing and monitoring help.

Where does TRT acne appear?

Most often on the face (jaw and forehead), chest, back, and shoulders — anywhere oil glands are most active. Back and shoulder acne, sometimes called “bacne,” is particularly common on TRT.

How long does TRT acne last?

For most men it’s temporary. Research suggests TRT acne tends to peak around the 6-month mark and then decline as the skin adapts and hormone levels stabilize. Steady dosing and good skincare help it settle faster.

How do you treat TRT acne?

Cleanse twice daily with a gentle, oil-free cleanser, use benzoyl peroxide or salicylic acid, choose non-comedogenic products, dose gradually and steadily, manage estrogen, and monitor hormones. See a dermatologist for severe or cystic acne to prevent scarring.

Should I stop TRT because of acne?

Usually no. Acne is a manageable, often temporary trade-off, and quitting means losing TRT’s benefits over a treatable skin issue. If it’s severe, adjust your protocol with your prescriber and treat it with a dermatologist rather than stopping.

Written by the TRT NYC Editorial Team. Reviewed against current dermatologic and clinical guidance (American Academy of Dermatology; Endocrine Society). Last updated: June 2026.

Medical disclaimer: This article is for educational purposes only and is not medical advice, diagnosis, or treatment. For persistent or severe acne, consult a dermatologist. trtnyc.com is an independent informational resource, not a medical provider. Always consult a licensed healthcare provider.