Why Does Acne Follow Hormonal Cycles
Acne often flares up in sync with hormonal changes because shifts in hormones like androgens and estrogen make oil glands in the skin produce more sebum, which clogs pores and sparks breakouts.[1][2]
Hormones control how much oil your skin makes. Androgens, such as testosterone, tell sebaceous glands to grow bigger and pump out extra oil. Estrogen usually keeps this in check by calming down the androgens and cutting back on oil. When estrogen drops or androgens rise, the balance tips, leading to oily skin that traps dead cells and bacteria like Cutibacterium acnes. This mix causes swelling, pimples, and cysts.[1][2]
These cycles happen at different life stages. During the menstrual cycle, acne worsens in the luteal phase right before your period due to rising progesterone and falling estrogen, which boosts androgens. This leads to more inflammatory spots on the jawline, chin, and cheeks.[1][3][6]
Pregnancy brings hormone surges that ramp up sebum, causing breakouts, while postpartum drops can do the same. Menopause lowers estrogen, letting androgens take over and trigger acne. Conditions like polycystic ovary syndrome raise androgen levels steadily, making acne persistent.[1]
Stress plays a role too. It raises cortisol, which nudges glands to make more oil and stirs up inflammation.[1][4]
Hormonal acne tends to hit the lower face, neck, chest, and back, unlike teen acne on the forehead or nose. It cycles predictably, often resisting regular spot treatments.[1][3]
Sources
https://www.medicaldaily.com/hormonal-acne-adults-acne-causes-skin-hormones-explained-474128
https://pmc.ncbi.nlm.nih.gov/articles/PMC12691598/
https://www.droracle.ai/articles/621113/what-is-premenstrual-acne-flare-up-and-how-is-it
https://glimmergoddess.com/pages/types-of-acne-explained-hormonal-vs-bacterial-vs-fungal-vs-sensitive-skin-acne
https://www.jpost.com/health-and-wellness/health-and-wellness-around-the-world/article-879585
https://thedermdigest.com/study-this-is-why-acne-clinical-trials-must-consider-menstrual-cycle-phases/
https://www.dermatologyadvisor.com/factsheets/diet-and-acne/
