Twelve patients with early memory loss received young donor blood plasma safely.

Twelve patients who recently received a diagnosis of mild cognitive impairment with biomarker evidence of Alzheimer's disease participated in this pilot study. Doctors removed between 16 and 26 liters of their blood plasma and replaced it with plasma from young donors aged 18 to 24. This process aims to test if younger blood factors might help brain health. The team focused on safety, feasibility, and patient burden rather than proving the treatment works yet. They also looked at short-term changes in how patients think and function. No serious problems occurred during the procedures. Everyone tolerated the process well. No one had to stop because of side effects. The study did not report specific measurements of cognitive improvement or long-term outcomes. This small group of twelve people is not enough to know if the treatment helps memory or slows decline. The researchers say these results support further investigation of treatment efficacy in a larger controlled trial. More patients and a longer time are needed to see if this approach truly helps people with early memory loss.