Nutrition & Healing · ScienceDaily Cancer · July 21, 2026

This food compound may help vaccines work better in older adults

A naturally occurring compound found in foods such as wheat germ, mushrooms, and aged cheese may help older adults build stronger protection after vaccination. In a small pilot trial, researchers gave spermidine supplements to adults over 65 following their third COVID-19 vaccine dose. The biggest improvements appeared among people whose immune systems initially responded poorly, with higher antib

Originally published by ScienceDaily Cancer. We curate and add context; they did the reporting.

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