Chinese scholars have discovered another healthy effect of resveratrolo, the poliphenol that make so healthy the wine and the peel of each grape. At the Zhengzhou University the researchers have discovered the way and why the natural substance participate positively on the flow of blood protecting the brain from oxidizing stress and distancing  the vascular dementia, the Alzheimer but also Parkinson and Huntington.

The resveratrolo effects are surprising on memory and learning. The researchers tested it on animals. For some of them with the illness of vascular dementia, the poliphenol actively contribute to contrast the decline of blood vessels.