Could a soy powder boost your brain and immunity after 65?
NCT ID NCT04866576
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This completed study tested whether a daily fermented soy powder (Q CAN PLUS) could improve thinking skills, immune function, and response to the flu shot in healthy adults aged 65 and older. 62 participants took either the soy supplement or a placebo for 16 weeks. Researchers measured changes in blood markers of inflammation and immune activity, as well as cognitive test scores.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
fermented soy powder (Q CAN PLUS)
What this could lead to
If it works, this could point toward a simple dietary supplement that supports brain health and immunity in older adults.
What could go wrong
This is a small, early-stage study with only 62 participants. Results may not apply to everyone, and the supplement is not a proven treatment.
Disclaimer
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This is a summary of
the original study
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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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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.
Contacts and locations
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Locations
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Loma Linda University School of Public Health
Loma Linda, California, 92350, United States