The longest and largest study to date of treating alzheimer's and dementia with ginko biloba for the university of Viginia, has shown no efficacy in the prevention or treatment of these diseases.
The federally funded study included 3,000 people over 75 checked at 6month intervals over 6 years. Half the population had 120 mg of ginko twice a day and the other half had placebo.
Read more at: CMN