Healthy Eating: A Plant-rich Diet May Ease Psoriasis Symptoms

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By Maria Lopez
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New YorkRecent research from King's College London has revealed a strong connection between diet and psoriasis severity. The study highlights the benefits of a plant-rich, low saturated-fat diet in managing this chronic skin condition. Here's what they found:

  • Diets high in fruits, vegetables, whole grains, and low-fat dairy were linked to milder psoriasis symptoms.
  • Adherence to the DASH diet and a healthy plant-based diet correlated with less severe psoriasis.
  • Higher intake of red and processed meats was associated with more severe symptoms, even when body weight was considered.
  • Consuming more fruits, nuts, and legumes showed a potential benefit, though this was not independent of body mass index.

The study was part of the APPLE project, funded by the Psoriasis Association, and led by Sylvia Zanesco, a Ph.D. student, and Professor Wendy Hall. Their findings suggest that dietary changes could play a role in improving quality of life for those with psoriasis.

Diet and Psoriasis

Diet plays an important role in managing psoriasis symptoms. The study suggests that what we eat can impact the severity of this skin condition. Psoriasis is a chronic skin problem where the skin becomes red, flaky, and itchy. For those living with psoriasis, considering dietary changes could be beneficial. A diet that's low in saturated fats and rich in plant-based foods shows promise in reducing the severity of symptoms.

It is helpful to focus on a few key dietary elements:

  • Fruits and Vegetables: Eating a variety of colorful fruits and veggies can provide essential nutrients and antioxidants.
  • Whole Grains: These are important as they provide fiber and other nutrients needed for overall health.
  • Lean Meats and Low-fat Dairy: These can be healthier protein options that support a balanced diet.
  • Limit Red and Processed Meats: These are associated with higher psoriasis severity and should be limited.
  • Reduce Salt and Sugar: Keeping these to a minimum can help improve overall health and benefit skin conditions.

Adopting a diet similar to the DASH dietary pattern or one high on the Healthy Plant-based Diet Index may be particularly beneficial. These diets emphasize healthy plant foods while limiting unhealthy choices like sugary snacks and processed meat. While individual results may vary, incorporating these dietary patterns could help manage psoriasis symptoms and improve life quality. Exploring diet alongside regular psoriasis treatment can be a step towards better skincare and health. Researchers suggest that personalized dietary advice might soon become part of the routine care for those affected.

Future Research Plans

The recent study shines light on how dietary changes could offer a complementary approach to managing psoriasis. Researchers have expressed interest in exploring these findings further to verify the potential benefits of a plant-rich diet in reducing the severity of psoriasis symptoms. This exploration could involve:

  • Conducting controlled clinical trials to assess the direct impact of a plant-rich, low saturated-fat diet on psoriasis symptoms.
  • Investigating the role of individual foods, like fruits and vegetables, in isolation to determine which are most effective.
  • Exploring the effects of reducing specific food components, such as red and processed meats, on patient health.

The implications for future research are significant. Controlled clinical trials could establish a more definitive link between dietary patterns and psoriasis severity. This would provide clearer guidance for medical professionals when advising patients on dietary adjustments. Understanding the specific role individual foods play could also lead to more tailored dietary recommendations.

Moreover, a diet that aligns with the study’s findings may offer an additional pathway for individuals seeking holistic treatment strategies. Healthy foods like fruits, vegetables, and whole grains may support overall body health and reduce inflammation. Even though more research is needed, these possibilities make a compelling case for considering diet as part of psoriasis management. By reducing reliance on medication alone, this dietary approach might also lessen potential side effects, improving quality of life for those affected by the condition.

The study is published here:

https://www.cambridge.org/core/journals/british-journal-of-nutrition/article/associations-between-diet-quality-indices-and-psoriasis-severity-results-from-the-asking-people-with-psoriasis-about-lifestyle-and-eating-apple-crosssectional-study/E4A7D04ABB61D7C9117AB0B17036E0F1

and its official citation - including authors and journal - is

Sylvia Zanesco, Thiviyani Maruthappu, Christopher E.M. Griffiths, Kathryn V. Dalrymple, Rachel Gibson, Wendy L. Hall. Associations between diet quality indices and psoriasis severity: results from the Asking People with Psoriasis about Lifestyle and Eating (APPLE) cross-sectional study. British Journal of Nutrition, 2025; 1 DOI: 10.1017/S0007114525000340

as well as the corresponding primary news reference.

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