Lupus Patients Frequently Use Risky Supplements

A new study finds that many lupus patients take dietary supplements that may interact poorly with prescribed medications.

Updated on Oct. 22, 2026 in Nutrition

Gouache-painted editorial illustration of herbal capsules and a mortar and pestle, illustrating the prevalence of dietary supplements among lupus patients. — A recent analysis of lupus patients found that over 80% use dietary supplements, with nearly one-third risking potential interactions with prescription treatments. AI Illustration. Upload story photo >

Live Poll

Do you proactively discuss all your dietary supplements with your healthcare provider?

A recent analysis of 451 adult lupus patients reveals that 80.9% use at least one dietary supplement to support their health. Researchers identified a concerning overlap, with 29.5% of participants using supplement-medication combinations that carry the potential for undesired interactions.

Why it matters

Patients often turn to supplements to manage symptoms or address perceived nutrient deficiencies, but these choices can inadvertently interfere with critical medical treatments. Understanding these risks is essential for preventing harmful drug interactions during disease management.

The study of 451 adults found that 64.1% of patients use vitamin D, 45.2% use multivitamins, and 29.7% use calcium. Other common supplements included vitamin B12 at 10.6% and iron at 9.3%.

The players

Arthritis Care & Research

This is a peer-reviewed medical journal that publishes original research and scholarly articles focused on the study and treatment of rheumatic diseases.

The details

Using the NatMed Pro database, researchers evaluated potential interactions between supplements and prescription medications during a single study visit. The findings highlight the prevalence of supplement use, with 55.9% of the cohort reporting the intake of two or more supplements simultaneously.

The study data was published in Arthritis Care & Research in October 2026.

Health Landscape

This research follows a growing trend of utilizing the NatMed Pro database to quantify medication safety in patients managing chronic conditions. It serves as a benchmark for understanding how non-prescription supplement use integrates into the complex care regimens of autoimmune patients.

Patients taking supplements alongside prescription lupus medications should consult their healthcare provider to review potential risks. Open communication about all over-the-counter products is critical to ensuring prescribed treatments remain both safe and effective.

The takeaway

Patients should always disclose the use of vitamins and herbal products to their doctors during routine checkups. Proactive screening for supplement-drug interactions can prevent unforeseen health complications during long-term treatment.