Could red algae help tame ulcerative colitis?
NCT ID NCT03869905
First seen Jan 20, 2026 · Last updated Jun 20, 2026 · Updated 20 times
Summary
This Phase 2 trial tests Aquamin®, a mineral supplement from red marine algae, in 40 people with mild ulcerative colitis or those in remission. Researchers want to see if it improves symptoms, quality of life, and markers of inflammation. Participants take 4 capsules daily for a set period, and outcomes include symptom scores and lab tests.
Disclaimer
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This is a summary of
the original study
.
Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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The University of Michigan
Ann Arbor, Michigan, 48109, United States
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Aquamin® (a multi-mineral supplement from red marine algae)
What this could lead to
If it works, this could offer a natural, over-the-counter option to help manage mild ulcerative colitis symptoms and maintain remission.
What could go wrong
This is a small Phase 2 trial with only 40 participants, so results may not apply widely. The supplement is not a proven treatment, and benefits may be modest or absent.
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.