Spirulina-Silicon pills tested for artery health in seniors

NCT ID NCT03464760

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether taking a daily spirulina supplement with added silicon could improve artery function in healthy older adults. Researchers measured blood vessel flexibility and pressure in 120 participants over six months. The goal was to see if this natural supplement could help maintain heart health as people age.

What this could mean

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

Active substance

spirulina with silicon supplement

What this could lead to

If it works, this could point toward a simple dietary supplement to support artery health and reduce heart risks in older adults.

What could go wrong

This is a small, completed trial in healthy elderly people, so results may not apply to those with existing conditions. Supplements are not a substitute for medical treatment.

Disclaimer Read more

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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As listed by the trial registrant

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

Contacts and locations

Locations

  • CHU Nimes

    Nîmes, 30029, France