Natural Supplement for Psoriasis and Psoriatic Arthritis
Dual Support for Psoriasis and Psoriatic Arthritis
When the Inflammation Goes Deeper Than the Skin
For up to 30 percent of people with psoriasis, the condition eventually progresses beyond the skin and begins attacking the joints, resulting in psoriatic arthritis. This dual diagnosis is a clear indicator that the problem is deeply systemic and cannot be managed with topical treatments alone.

When you are dealing with both skin plaques and debilitating joint pain, you need a solution that addresses the root cause of the inflammation circulating throughout your entire body.
The Role of Sulfur in Joint and Skin Health
Sulfur is the third most abundant mineral in the human body, and it is absolutely critical for both skin integrity and joint health. It is a primary building block of collagen, cartilage, and connective tissue.

Unfortunately, modern agricultural practices have largely depleted sulfur from our soil and our food supply. When your body is deficient in sulfur, your joints lose their cushioning, and your skin loses its structural support, making both highly susceptible to autoimmune inflammation.
Comprehensive Relief with Tarsul
Tarsul provides a concentrated dose of highly bioavailable organic sulfur (MSM) combined with potassium. This unique formulation offers dual support for those suffering from both psoriasis and psoriatic arthritis.

The sulfur works to rebuild damaged connective tissue in the joints while helping to cleanse the gut of the organisms that trigger systemic inflammation. The potassium helps flush excess sodium and fluid from the tissues, reducing the swelling and stiffness associated with arthritic flares. By addressing the fundamental mineral deficiencies driving the condition, Tarsul provides comprehensive support for both your skin and your joints.
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.
Related reading on this topic
- Best Natural Psoriasis Supplement Reviews
- Anti-Inflammatory Supplement for Psoriasis
- Supplement to Clear Psoriasis From the Inside
- Natural Supplement for Scalp Psoriasis
- What is actually in Tarsul, and how it is taken
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.