Gut Health Supplement for Psoriasis

Healing the Gut-Skin Axis: The Key to Psoriasis Relief

The Gut-Skin Connection You Cannot Ignore

Modern science is finally confirming what holistic practitioners have known for decades: the health of your skin is a direct reflection of the health of your gut. The connection between intestinal permeability (leaky gut), microbiome imbalance, and autoimmune skin conditions like psoriasis is now undeniable.

Raised, scaling skin plaques characteristic of psoriasis, illustrating an article on gut health supplement for psoriasis
Raised, scaling skin plaques characteristic of psoriasis. Used for illustration only — Tarsul is a dietary supplement, not a treatment for any condition.

When your gut is compromised by a diet high in processed sugars and low in essential minerals, bad bacteria and yeast overgrow. These invasive organisms damage the intestinal lining, allowing toxins to leak into your bloodstream. Your immune system panics, triggering a massive inflammatory response that ultimately manifests on your skin as psoriasis plaques.

Why Probiotics Aren’t Enough

Many people try to fix their gut by taking expensive probiotics. But if your gut environment is highly toxic and inflamed, adding good bacteria is like planting expensive seeds in toxic soil. They simply won’t survive.

Cream of tartar and MSM sulfur powder, the two ingredients in Tarsul, in the context of psoriasis flares
Tarsul is a fine white powder — potassium bitartrate (cream of tartar) combined with MSM sulfur — stirred into water rather than swallowed as a tablet.

Before you can rebuild a healthy microbiome, you have to eradicate the invasive organisms that are causing the damage. You have to clean up the internal environment first.

The Tarsul Gut Cleansing Protocol

This is where Tarsul’s unique formulation excels. The organic sulfur in Tarsul acts as a powerful cleansing agent in the digestive tract. Just as caprylic acid is used to kill candida, the sulfur in Tarsul helps eradicate the bad bacteria and yeast overgrowth that drive systemic inflammation.

Tarsul 60-capsule, 600 gram and 150 gram bottles, the sizes referred to in this gut health supplement for psoriasis guide
Tarsul is sold in a 150 gram bottle, a 600 gram bottle and a 60-capsule bottle. Dosing guidance is on the ingredients page.

Simultaneously, the potassium in Tarsul helps restore the proper pH and electrical balance in the digestive system. By cleaning out the toxic overgrowth and restoring foundational minerals, Tarsul helps heal the gut lining, calms the immune system, and removes the internal triggers causing your psoriasis flares.

Stop Treating Symptoms. Start Restoring Your Foundation.

Your skin is a reflection of your internal environment. Tarsul provides the exact foundational mineral support your cells need to cleanse the gut, calm inflammation, and restore healthy skin.

Order Tarsul Today

Related reading on this topic

About this page — last reviewed September 2026

Published by Tarsul, a family-run dietary supplement company operating from San Diego, California since 2010. Written and reviewed in-house by Russ Guillemot, founder, drawing on fifteen years of direct correspondence with customers and wholesale accounts. We are not physicians and nothing here is a diagnosis or a course of treatment.

Where we reference published research we name the authors and the journal so you can look it up yourself. Where something is a common observation rather than a finding, we say so plainly. If a claim cannot be sourced, we leave it out.

Tarsul · 2307 Fenton Parkway #107-42, San Diego, CA 92108 · 619-500-4403 · info@tarsul.com

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.