Treating perioral dermatitis (PD) at home primarily involves 'zero therapy', which entails the immediate cessation of all topical corticosteroids, heavy moisturisers, and complex skincare actives. This approach allows the skin barrier to recalibrate without external triggers that exacerbate the inflammatory response around the mouth and nose [1]. During this period, use only lukewarm water or an extremely mild, soap-free cleanser that does not contain sodium lauryl sulphate (SLS) to avoid further disruption of the stratum corneum [2].
If the skin feels excessively tight, a minimal application of a fragrance-free, non-occlusive moisturiser containing ceramides or squalane may be tolerated, but avoiding all products is often the most effective method for rapid resolution. It is critical to avoid physical exfoliants and harsh chemical peels, as the skin's defence mechanism is already compromised [3]. Additionally, transitioning to a fluoride-free toothpaste temporarily may help some individuals, as certain flavouring agents and fluorides have been identified as potential irritants in clinical observations [1][4].
Perioral dermatitis is a chronic papule-pustular facial dermatosis that predominantly affects the perioral, perinasal, and periorbital regions. While its exact pathophysiology remains partially elusive, it is characterised by epidermal barrier dysfunction and an altered follicular microbiome [2]. The condition is frequently iatrogenic, often triggered or worsened by the misuse of topical glucocorticoids, which leads to a rebound effect upon discontinuation [3].
Unlike acne or rosacea, PD presents with micro-vesicles and a distinct 'sparing zone' immediately adjacent to the vermilion border of the lips. The inflammatory cascade involved often requires a multi-faceted approach to stabilise the innate immune response and restore the lipid bilayer. Scientific evidence suggests that over-hydration of the skin through heavy occlusive creams can foster an environment for opportunistic pathogens, further complicating the clinical picture [4].
For those looking to transition from zero therapy back to a gentle routine, our Surface Calm was formulated with ceramides and panthenol to cleanse without stripping the skin's natural defence. Some of our customers navigating sensitivity also find that Balance Biome Crème helps to support barrier resilience with its inclusion of bifida ferment lysate, providing moisture that works with your skin rather than over it.
FAQ
Can I use my regular sunscreen while treating perioral dermatitis?
It is advisable to switch to a mineral-based sunscreen containing zinc oxide or titanium dioxide rather than chemical filters, as the latter can be irritating to compromised skin. Zinc oxide specifically offers mild anti-inflammatory properties that may soothe the area [3]. However, if the flare-up is severe, many dermatologists recommend avoiding all topical applications, including sunscreens, on the affected area for 1–2 weeks, instead relying on physical sun protection like wide-brimmed hats [5].
Why does perioral dermatitis get worse before it gets better?
This is typically due to the 'rebound phenomenon', especially if the patient was previously using topical steroids. The skin has become dependent on the steroid-induced vasoconstriction; when withdrawn, the blood vessels dilate, and inflammatory cytokines surge, causing a temporary flare of redness and papules [1][2]. This 'withdrawal' phase is a normal part of the healing process and usually peak within the first 7 to 10 days of zero therapy [3].
When should I stop home treatment and see a GP?
If the condition does not show signs of improvement after 3-4 weeks of strict zero therapy, or if the inflammation spreads near the eyes (periocular), a consultation with an Australian GP or dermatologist is necessary [1]. Professional intervention may include prescription oral tetracycline antibiotics or topical calcineurin inhibitors, which provide a more targeted anti-inflammatory effect without the risks associated with steroids [4][5].
References:
[1] Tempark T, et al. American Journal of Clinical Dermatology. 2014;15(1):33-46. doi:10.1007/s40257-013-0054-z
[2] Hafeez F, et al. Journal of Clinical and Aesthetic Dermatology. 2015;8(8):34-38.
[3] Australasian College of Dermatologists. Perioral Dermatitis Position Statement. 2022; Revised Oct 2023.
[4] Prendiville J, et al. Pediatric Dermatology. 2019;36(4):453-458. doi:10.1111/pde.13854
[5] Searle T, et al. British Journal of Dermatology. 2021;185(3):e132. doi:10.1111/bjd.20456
Medical Disclaimer: This article is for educational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional before starting any new skincare regimen. Content reviewed by a biomedical scientist.
