Eating seaweed could help prevent Parkinson’s disease, according to researchers in Japan, where the highly nutritious plant has long been a staple crop. A team from Osaka Metropolitan University has discovered that brown algae seaweed called ecklonia cava “appears to protect against neurodegeneration.” “It is hoped that ecklonia cava will be an effective ingredient in the prevention of Parkinson’s disease,” said Akiko Kojima-Yuasa, a professor at the university. The scientists carried out a series of tests, including on mice, and found that antioxidants in the seaweed exert “neuroprotective ef…