National Acne Awareness Month: What Actually Causes Acne?

National Acne Awareness Month is the perfect time to understand the real causes of acne—not just what shows up on your skin, but what’s happening underneath it. Acne is not simply a surface-level issue. It is a complex, chronic inflammatory condition influenced by internal factors like gut health, hormones, diet, and lifestyle.

Most treatments focus on managing symptoms. But if you want long-term results, you have to address the root causes.


Table of Contents

  • What Causes Acne
  • Inflammation and Acne
  • Gut Health and Acne
  • Signs of Internal Imbalance
  • How to Reduce Acne Naturally
  • How Long Acne Takes to Improve
  • FAQs

National Acne Awareness Month: The Role of Inflammation in Acne

According to the American Academy of Dermatology, acne is a chronic inflammatory skin condition.

National Acne Awareness Month June acne awareness skincare education

Inflammation is the underlying driver behind:

  • Breakouts
  • Redness and irritation
  • Delayed healing
  • Acne scarring

Chronic inflammation is also linked to conditions like heart disease, diabetes, and autoimmune disorders.

👉 The takeaway:
When inflammation increases, acne worsens.
When inflammation decreases, skin improves.


National Acne Awareness Month: Gut Health and Acne Connection

One of the most overlooked causes of acne is gut health.

Your gut microbiome plays a major role in:

  • Regulating inflammation
  • Supporting immune function
  • Balancing hormones
  • Absorbing nutrients

The American Psychological Association reports that about 95% of serotonin is produced in the gut, highlighting how connected your internal health is to your overall well-being—including your skin.

When gut health is disrupted, inflammation rises—and acne often follows. To learn more about acne check out our acne concerns page.


National Acne Awareness Month: How Diet and Lifestyle Trigger Acne

Modern diet and lifestyle habits can damage gut health and increase inflammation.

Common triggers include:

  • Processed foods and refined sugar
  • Dairy and food sensitivities
  • Alcohol consumption
  • Chronic stress
  • Poor sleep
  • Environmental toxins
  • Smoking or vaping

These factors disrupt the gut, increase inflammation, and contribute to persistent acne.


What Is Leaky Gut and Why It Matters for Acne

Leaky gut (intestinal permeability) occurs when the intestinal lining becomes compromised.

This allows toxins and unwanted particles to enter the bloodstream, triggering an immune response and increasing inflammation.

This can show up on the skin as:

  • Acne
  • Rosacea
  • Eczema
  • Chronic irritation

Signs Your Acne May Be Coming from Internal Imbalance

If your acne isn’t improving with skincare alone, internal factors may be involved.

Look for:

  • Bloating, gas, or digestive issues
  • Food sensitivities
  • Fatigue
  • Frequent illness
  • Nutrient deficiencies
  • Anxiety or mood changes
  • Chronic inflammation

National Acne Awareness Month: How to Improve Acne from the Inside Out

To truly improve acne, you need to reduce inflammation and support your body internally.

Reduce inflammation:

  • Cut back on sugar and processed foods
  • Limit alcohol
  • Reduce inflammatory triggers like gluten and dairy (if sensitive)
  • Manage stress
  • Improve sleep quality

Support gut health:

  • Add probiotic foods (kefir, kimchi, sauerkraut)
  • Increase fiber intake
  • Support with omega-3 fatty acids
  • Stay hydrated with mineral-rich water

Internal + External Treatment = Better Results

Real results come from addressing acne both internally and externally. Here’s an example of what’s possible with the right approach:

before and after acne results using skincare treatments, products, and internal support

Topical treatments alone often aren’t enough. The best results come from combining:

  • Internal support (nutrition + lifestyle)
  • Professional treatments
  • Correct skincare products

👉 Learn more: Beautiful Skin From the Inside Out
👉 Explore professional acne treatments designed for long-term results


How Long Does It Take to Improve Acne?

Acne improvement depends on several factors:

  • Severity of inflammation
  • How long the imbalance has existed
  • Consistency with treatment
  • Willingness to change diet and lifestyle

Most people see:

  • Early improvements: 4–6 weeks
  • Noticeable changes: 2–3 months
  • Long-term results: 3–6+ months

FAQs: National Acne Awareness Month

What is National Acne Awareness Month?

National Acne Awareness Month helps educate people about the causes of acne and effective treatment options beyond surface-level solutions.

What is the main cause of acne?

Acne is primarily driven by inflammation, often influenced by hormones, gut health, diet, and lifestyle factors.

Can diet really affect acne?

Yes. Diet plays a major role in inflammation and hormone regulation, both of which directly impact acne.

Why does my acne keep coming back?

If the root causes (like inflammation or gut imbalance) are not addressed, acne will continue to return—even with good skincare.

Can acne improve without medication?

In many cases, yes—especially when internal factors like diet, stress, and gut health are addressed alongside proper skincare.


Final Thoughts

National Acne Awareness Month is about more than awareness—it’s about understanding that acne is not just a skin issue.

For more information on what are the root causes of acne and how to address them that actually work, check out my book so you can finally start seeing real, lasting improvement.

Getting Clear Everything You Need to Know to Cure Acne book cover

Ready to Clear Your Skin for Good?

You don’t have to guess what’s causing your acne.

👉 Book your new client skincare consultation online and get a customized plan designed for your skin.


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jennifer swink celebrity skin aesthetician scottsdale

About JENNIFER SWINK

I am a medical aesthetician and author of Getting Clear: Everything You Need To Know To Cure Your Acne Quickly, Easily and Naturally. I specialize in chemical peels, microneedling, dermaplaning and microdermabrasion for all skin types, with a focus on acne, aging and ethnic skin.