Volume Two — Understanding Skin Concerns
Chapter 8

Perioral Dermatitis: Why Your Skin Won’t Calm Down

“The more you try to treat perioral dermatitis like acne, the worse it often becomes. Sometimes healthier skin begins with doing less—not more.”
— The Skin Code™

 

Tiny red bumps around the mouth that refuse to disappear.

Burning.
Stinging.
Flaking.

Products that used to work suddenly cause irritation.

Perioral dermatitis can be frustrating because it often looks like acne or eczema—but it’s neither.

In fact, one of the biggest reasons it persists is because it’s commonly treated incorrectly.

Understanding what causes perioral dermatitis is the first step towards calming your skin.

What Is Perioral Dermatitis?

Perioral dermatitis is an inflammatory skin condition that most commonly develops around:

* the mouth
* nose
* chin
* occasionally around the eyes (periocular dermatitis)

Rather than blocked pores, it is thought to involve disruption of the skin barrier together with inflammation, changes in the skin microbiome and, in some people, an abnormal immune response.

Unlike acne, blackheads are usually absent.

What Does It Look Like?

Common signs include:

• Small red bumps
• Dry, flaky skin
• Burning or stinging
• Tightness
• Itch
• Clusters of tiny pimples
• Clear skin immediately around the lips (a classic feature)

Symptoms often fluctuate, improving temporarily before flaring again.

Why Does It Happen?

Perioral dermatitis usually develops because multiple factors weaken the skin barrier.

Common triggers include:

• Topical corticosteroid creams - the most common trigger. Steroid creams often improve the rash initially before causing it to rebound more aggressively when stopped.
• Overusing active skincare
• Too many acids.
• Too many exfoliants.
• Too much Vitamin A.
• Too many treatment products - the barrier becomes overwhelmed.
• Heavy occlusive products
• Very rich creams
• Petroleum-based products
• Heavy facial oils
• Certain thick sunscreens
• Fluoridated toothpaste - Some people notice improvement after changing toothpaste, although evidence is mixed.
• Hormonal changes
• Pregnancy
• Oral contraceptives
• Hormonal fluctuations
• Stress - Stress may worsen inflammation and delay barrier recovery.
• Heat and UV exposure - Heat commonly increases redness and irritation.

Conditions Often Confused With Perioral Dermatitis

Condition                   Main Difference
Acne                           Blackheads and whiteheads present
Rosacea                     Persistent facial flushing and visible blood vessels
Eczema                      Very itchy, widespread dry patches
Perioral Dermatitis    Tiny bumps around mouth with burning and flaking

Why Skincare Can Make It Worse

Many people respond by buying stronger products.

Unfortunately this often prolongs the condition.

Common mistakes include:

❌ Retinol
❌ AHAs
❌ BHAs
❌ Scrubs
❌ Strong Vitamin C
❌ Multiple active serums
❌ Frequent exfoliation

Sometimes the best treatment is simplifying your routine.

A Gentle Routine That Supports Recovery

Morning
Gentle cleanser
Barrier-support serum
Ceramide moisturiser
SPF 50+

Evening
Gentle cleanser
Barrier moisturiser
Prescription treatment if recommended by your doctor

Ingredients That May Help

Focus on repairing the barrier rather than aggressively treating inflammation.

Helpful ingredients include:

• Ceramides
• Niacinamide (if well tolerated)
• Panthenol (Vitamin B5)
• Glycerin
• Hyaluronic Acid
• Colloidal Oatmeal
• Squalane

Ingredients to Avoid During a Flare

Avoid until the skin has recovered:

• Retinoids
• Glycolic Acid
• Salicylic Acid
• Strong Vitamin C
• Physical scrubs
• Fragranced skincare
• Essential oils
• Alcohol-heavy toners

Professional Treatments

Unlike acne, aggressive treatments usually aren’t recommended during an active flare.

Professional care may include:

• Barrier repair programs
• LED Light Therapy
• Medical referral where appropriate
• Skincare review
• Trigger identification

If symptoms persist, a GP or dermatologist may prescribe topical or oral medication.

 

Frequently Asked Questions

Is perioral dermatitis contagious?
No.
It cannot be passed to another person.

Should I stop all skincare?
Not completely.
Most people benefit from simplifying their routine to gentle cleansing, moisturising and sun protection.

Does stress cause perioral dermatitis?
Stress alone usually doesn’t cause it, but it can worsen existing inflammation.

Can I wear makeup?
Yes, but choose fragrance-free, non-irritating (Mineral) or treatment foundation formulas and remove them gently.

How long does recovery take?
Many cases improve over several weeks once triggers are removed, although more persistent cases may require medical treatment.

Key Takeaways

✓ Perioral dermatitis isn’t acne.
✓ A damaged skin barrier often plays a major role.
✓ Steroid creams frequently trigger or worsen it.
✓ Simpler skincare is often better.
✓ Professional guidance helps identify triggers and support recovery.

 

The Skin Code Perspective™

Perioral dermatitis can be frustrating because the instinct is often to treat the visible bumps - when sometimes the skin needs fewer interventions, not more. 

Identifying potential triggers, simplifying skincare and supporting the skin barrier can be important parts of recovery. But persistent or worsening perioral dermatitis should be assessed by a GP or Dermatologist, as prescription treatment may be needed. 

The bigger lesson is that red, dry, irritated or inflamed skin doesn't always mean the same thing. Correctly identifying what is happening matters before deciding how to treat it. 

Healthy skin isn't about doing more. It's about understanding your skin needs, and what it doesn't. 

Persistent or worsening perioral dermatitis should always be assessed by a GP or dermatologist, as prescription treatment may be required.

Continue Your Skin Journey

Next: Chapter 9 - Eczema (Atopic Dermatitis) Why Your Skin Is Dry, Flaky, Itchy & Inflamed.

We'll look at why eczema develops, what happens to the skin barrier, common triggers, and why successful long term management is about protecting and supporting the skin between flare-ups, not simply reacting when they occur.