University Medicine Greifswald

This study tests whether spermidine, a natural substance found in foods like wheat germ, can improve sleep quality and memory in older adults with mild cognitive impairment (MCI), a condition that raises dementia risk. Over 12 weeks, 76 participants aged 55–70 will take either sp…

This study looks at how the natural supplement fisetin is processed in healthy young adults (18-30 years) compared to healthy older adults (65+ years). Researchers will give a single 500 mg dose of fisetin to 80 volunteers, some fasting and some after a meal, then measure its lev…