The volunteers were divided into two groups. The first group received a daily dose of grape powder, equivalent to about two cups per day of grapes, and the second - placebo. Cognitive and metabolic function of the participants in the brain was assessed at baseline and 6 months later.
The researchers found that metabolic activity in the brain areas affected in the early stages of Alzheimer's disease in volunteers who consumed the grape powder, remained normal.( Retin a cream for acne ) And members of the other group of the level of metabolic activity in these areas of the brain decreased. In addition, people who consumed the grape powder, increased levels of metabolic activity in other areas of the brain. This is correlated with the individual improvements in attention and working memory.
According to experts, the polyphenols contained in grapes, have anti-inflammatory and antioxidant properties. According to previous studies, the grapes reduces the level of oxidative stress in the brain, a positive effect on blood flow and helps to maintain normal levels of a chemical associated with memory.
