Could your diet trigger lupus? new study investigates

NCT ID NCT03421184

Completed Knowledge-focused Sponsor: University Hospital, Bordeaux Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study measured phytoestrogens (plant-based compounds) in the blood and urine of 63 premenopausal women with active lupus, other autoimmune diseases, or no disease. Researchers also asked about diet and measured estradiol levels. The goal was to see if these dietary compounds are linked to lupus flares. No treatment was given; it was purely observational.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to: If it works, this could help identify whether certain dietary compounds are linked to lupus flares, potentially guiding future dietary recommendations.
What could go wrong: This is a small, observational study that only measures levels at one point in time. It cannot prove cause and effect, and results may not apply to all patients.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

autoimmune disease autoimmune thrombocytopenia lupus erythematosus Purpura, Thrombocytopenic, Idiopathic rheumatoid arthritis systemic lupus erythematosus

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

AUTOIMMUNE THROMBOCYTOPENIA LUPUS ERYTHEMATOSUS RHEUMATOID ARTHRITIS

Contacts and locations

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Locations

CHU de Bordeaux - service de médecine interne

Pessac, France

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