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Diet and psoriasis: experimental data and clinical evidence
1Nutrition Physiology and Human Nutrition Unit, Institute of Food Science, University of Hannover, Wunstorfer Strasse 14, D-30453 Hannover, Germany. maike.wolters@lw.uni-hannover.de
The British Journal of Dermatology
|September 27, 2005
Summary
Dietary interventions, including n-3 fatty acids and gluten-free diets, show promise for managing psoriasis symptoms by modulating inflammation. Vitamin D also plays a role in treatment. Further research is needed on drug-nutrient interactions.
Area of Science:
- Dermatology
- Immunology
- Nutritional Science
Background:
- Psoriasis is a T-cell-mediated inflammatory skin disease.
- Epidermal keratinocyte hyperproliferation and poor differentiation characterize psoriasis.
- Environmental factors like infections, stress, and diet influence psoriasis.
Purpose of the Study:
- To review and evaluate the role of dietary factors in psoriasis.
- To assess the potential benefits of specific diets for psoriasis management.
- To discuss drug-nutrient interactions in psoriasis therapy.
Main Methods:
- Literature review of studies on diet and psoriasis.
- Analysis of the impact of various dietary interventions (fasting, low-energy, vegetarian, n-3 fatty acids, gluten-free).
- Evaluation of vitamin D's role and drug-nutrient interactions.
Main Results:
- Fasting, low-energy, and vegetarian diets have shown symptom improvement.
- Diets rich in n-3 polyunsaturated fatty acids suppress inflammatory processes.
- Gluten-free diets benefit patients with specific antigliadin antibodies.
- Active vitamin D (1,25-dihydroxyvitamin D(3)) has antiproliferative and immunoregulatory effects.
Conclusions:
- Dietary modifications can positively impact psoriasis.
- Specific diets, including n-3 fatty acids and gluten-free options, offer therapeutic potential.
- Understanding drug-nutrient interactions is crucial for comprehensive psoriasis management.