Acne is often thought of as a teenage problem, but for many adults—especially women over 40—it stubbornly lingers around the chin and jawline. If you’ve been wondering why those small, persistent bumps keep reappearing, you’re not alone. Dermatologists say that chin acne is one of the most common forms of adult breakouts, and it’s driven by a combination of internal hormones, stress, and overlooked daily habits.

Hormonal changes are the biggest culprit. Shifts tied to menopause, perimenopause, or changes in birth control can cause oil glands to go into overdrive, clogging pores and creating inflammation. Add stress to the mix, and cortisol spikes make matters worse, signaling your skin to produce even more oil. Then come the lifestyle triggers—like sugary diets, pore-clogging skincare, and the bacteria that transfer from your phone screen or pillowcase to your skin. It’s not just about what’s on your face—it’s about what’s going on inside your body and around your daily environment.

The good news is that small adjustments can make a big difference. Switching to non-comedogenic products, cleansing gently instead of harshly, keeping pillowcases clean, and managing stress can all help. Diet matters, too—reducing dairy and refined sugar often leads to fewer breakouts. And if nothing seems to work, a dermatologist can help uncover deeper causes, like PCOS or other hormonal imbalances, and prescribe treatments that target the root of the problem.

Most importantly, don’t lose heart. Adult acne doesn’t define you—it’s simply your body communicating that something needs balance. With the right care and patience, clear, healthy skin is achievable at any age. Because confidence, like good skin, begins from within—and both can heal beautifully with time and attention.