Skin and Water Fasting: Why Chronic Skin Conditions Improve
The skin is not separate from the rest of the body.
Chronic conditions such as eczema, psoriasis, dermatitis, acne, urticaria, and allergic skin reactions are often influenced by inflammation, immune activity, the gut microbiome, hormones, stress, and overall health.
At Back to the Garden, we do not look only at what is happening on the surface of the skin. We ask a deeper question:
What is happening internally that may be contributing to what we see externally?
This is where water fasting and skin health become particularly interesting.
How Water Fasting Can Affect Skin Conditions
During a prolonged, clinically supervised water fast, the body enters a very different metabolic state.
Food intake stops, insulin levels fall, digestive activity changes, inflammatory signaling can shift, and the body begins relying more heavily on stored energy.
At the same time, fasting influences systems that are directly relevant to chronic skin disease:
Inflammatory pathways
Immune-cell activity
The gut microbiome
Gastrointestinal activity
Cellular recycling and adaptation
For patients whose skin conditions are inflammatory or immune-mediated, these changes may create a more favorable internal environment for improvement.
The Skin and the Immune System
Many chronic skin conditions involve abnormal or exaggerated immune activity.
Psoriasis is an immune-mediated disease. Eczema involves interactions between the immune system and the skin barrier. Urticaria involves the release of inflammatory mediators such as histamine, and allergic skin reactions are directly connected to immune hypersensitivity.
Fasting can alter inflammatory signaling and immune activity throughout the body.
This is one reason that, in Dr. Asa Frey’s clinical experience, some of the skin conditions that respond particularly well during supervised fasting include:
Dermatitis, eczema, psoriasis, acne, allergic skin reactions, chronic urticaria, and other inflammatory skin conditions.
Dr. Asa Frey and Dra. Joanna Frey also published a case study in the International Journal of Disease Reversal and Prevention involving a 46-year-old woman with psoriatic arthritis who completed a medically supervised water-only fast followed by an exclusively whole-plant-food diet without added sugar, oil, or salt. The case reported substantial improvement and eventual elimination of her psoriatic arthritis symptoms and concluded that further research into medically supervised water-only fasting in psoriatic arthritis is warranted. Int J Disease Reversal & Prevention
These results represent an individual case and should not be interpreted to mean that every patient will respond in the same way. They do, however, help illustrate why inflammatory and immune-mediated skin conditions are an important area of interest in our clinical fasting practice.
The Gut–Skin Connection
The intestinal tract contains an enormous amount of immune activity and a complex microbial ecosystem.
During fasting, the gut environment changes significantly. The continuous influx of food stops, microbial activity changes, and the interaction between the intestinal lining, microbiome, and immune system shifts.
This can be particularly relevant for patients who have chronic skin disease alongside symptoms such as bloating, constipation, diarrhea, food sensitivities, indigestion, or allergic-type reactions.
Not every skin condition begins in the gut, but the relationship between the gut, microbiome, immune system, and skin is an important part of the picture.
Water Fasting Is Only Part of the Process
At Back to the Garden, fasting is not used in isolation.
We combine it with the foundations of our 7 Pillars of Health: nutrition, nature, sleep, movement, presence, sun and air, and relationships and purpose.
These factors help create an environment that supports recovery before, during, and after the fast.
How Deep Can Water Fasting Go?
When someone sees improvement in eczema, psoriasis, dermatitis, acne, urticaria, or another inflammatory skin condition during fasting, what we are seeing on the outside may reflect much deeper physiological changes occurring inside.
The skin can be one of the clearest visible indicators of what is happening internally.
That is why we often describe the skin as a reflection of the internal environment.
Clinically supervised water fasting is not appropriate for everyone, and chronic skin conditions should always be properly evaluated. But in appropriately selected patients, fasting may provide a powerful way to change the internal environment in which inflammation and immune dysfunction occur.
Sometimes the skin is simply the first place we can see that change.
Published Case Study
Frey AR, Frey J. Case Study: Water-Only Fasting and an Exclusively Whole Plant Foods Diet in the Management of Psoriatic Arthritis. International Journal of Disease Reversal and Prevention. 2020;2(2). DOI: 10.22230/ijdrp.2020v2n2a125. Int J Disease Reversal & Prevention
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