By Dr. Doreen DeStefano, DNP, APRN, NHD
August is Psoriasis Action Month, a time dedicated to raising awareness about a condition that affects more than 8 million Americans.
While psoriasis is often thought of as “just a skin condition,” the reality is much more complex. Psoriasis is an autoimmune disease driven by chronic inflammation throughout the body. The red, scaly plaques visible on the skin are simply the outward manifestation of an internal immune imbalance.
Understanding this distinction changes everything. Rather than simply suppressing symptoms, we can begin asking a much more important question: Why is the immune system overreacting in the first place?
For many people, the answer lies in addressing the body’s underlying terrain.
More Than Skin Deep
Psoriasis occurs when the immune system mistakenly signals skin cells to grow much faster than normal. Instead of replacing themselves every month, skin cells may turn over in just a few days. The result is thick, inflamed plaques that can itch, crack, bleed, and become painful.
But the inflammation doesn’t stop there.
People with psoriasis are at increased risk for psoriatic arthritis, cardiovascular disease, insulin resistance, obesity, fatty liver disease, inflammatory bowel disease, anxiety, and depression. The same inflammatory messengers responsible for skin symptoms can affect nearly every organ system in the body.
That is why treating only the skin may not be enough.
What Triggers a Flare?
Every patient is unique, but several common factors tend to worsen psoriasis:
• Chronic stress
• Poor sleep
• Highly processed foods
• Excess sugar
• Alcohol
• Smoking
• Certain medications
• Infections
• Vitamin D deficiency
• Obesity
• Gut dysfunction
Many patients notice that their psoriasis waxes and wanes with stress or illness. Others develop symptoms after a strep infection or during periods of significant emotional trauma. These observations reinforce the growing understanding that psoriasis reflects an interaction between genetics, the immune system, and environmental triggers.
The Gut-Skin Connection
One of the most exciting areas of research is the relationship between the gut microbiome and skin health.
Nearly 70% of the immune system resides within the gastrointestinal tract. When the balance of beneficial bacteria becomes disrupted—or when intestinal permeability (“leaky gut”) develops—the immune system can become chronically activated.
Food particles, bacterial toxins, and inflammatory compounds may enter the bloodstream, promoting immune dysfunction that contributes to conditions such as psoriasis.
Improving gut health often becomes an important piece of the puzzle. Depending on the individual, this may involve:
• Identifying food sensitivities
• Restoring healthy gut bacteria
• Supporting digestion
• Reducing intestinal inflammation
• Addressing yeast or bacterial overgrowth when present
For many patients, healing the gut also leads to improvements in skin symptoms.
Nutrition Matters
There is no single “psoriasis diet,” but an anti-inflammatory eating pattern can significantly reduce the inflammatory burden on the body.
Focus on:
• Colorful vegetables
• Healthy fats such as olive oil and avocados
• Omega-3-rich fish
• Lean proteins
• Nuts and seeds
• High-fiber foods
Many individuals also benefit from reducing ultra-processed foods, refined sugars, excess alcohol, and foods that trigger their personal symptoms.
Some patients discover that gluten or dairy contributes to inflammation, while others tolerate them well. Personalized nutrition almost always works better than one-size-fits-all dietary advice.
Managing Inflammation Naturally
Lifestyle medicine plays an enormous role in autoimmune health.
Daily movement helps regulate inflammatory cytokines while improving insulin sensitivity and cardiovascular health. Even a brisk 30-minute walk can make a meaningful difference.
Quality sleep is equally important. During deep sleep, the body repairs tissues and helps regulate immune activity.
Chronic sleep deprivation has been associated with higher inflammatory markers and more frequent autoimmune flares.
Stress management should never be underestimated. Chronic stress raises cortisol initially, but over time can disrupt normal immune regulation. Meditation, yoga, breathing exercises, prayer, time outdoors, and meaningful social connection all help calm the nervous system and reduce inflammatory signaling.
Don’t Forget Nutrient Status
Several nutritional deficiencies are more common in individuals with psoriasis.
Vitamin D deserves particular attention because it plays an essential role in immune regulation. Low vitamin D levels have been associated with increased psoriasis severity.
Omega-3 fatty acids may also help reduce inflammation, while zinc supports skin repair and immune function. Depending on the individual, magnesium, selenium, and antioxidant nutrients may also deserve evaluation.
Rather than guessing, targeted laboratory testing allows supplementation to be individualized.
Modern Medicine and Integrative Care Can Work Together
Prescription creams, phototherapy, oral medications, and biologic therapies have dramatically improved the lives of many people living with psoriasis. These treatments often provide excellent symptom control and may be entirely appropriate depending on disease severity.
An integrative approach does not replace conventional medicine—it complements it.
By identifying nutritional deficiencies, improving metabolic health, reducing inflammation, optimizing gut function, lowering stress, and supporting the immune system, patients often experience better overall health while potentially reducing the frequency and severity of flares.
The goal is not simply clearer skin.
The goal is creating an internal environment where the immune system functions more appropriately.
Hope Beyond the Diagnosis
Psoriasis is a chronic condition, but it does not have to define your life.
Every positive change—whether improving nutrition, healing the gut, reducing stress, increasing physical activity, or correcting nutrient deficiencies—helps move your body toward better immune balance.
This Psoriasis Action Month, remember that healthy skin begins beneath the surface. By looking beyond the plaques and addressing the whole person, we create opportunities not only for healthier skin but for better long-term health and improved quality of life.
If you or someone you love struggles with psoriasis, don’t settle for simply chasing symptoms. Work with a healthcare provider who will help investigate the underlying drivers of inflammation and develop a personalized plan designed to help your body heal from the inside out.
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