Viwithan: an ashwagandha extract to improve and restore cognitive function
The complex chemistry of ashwagandha has been studied for a long time and is expected to continue for many years to come. In fact, some of its active ingredients exhibit first-rate physiological activities, such as withaferin A, which is a key component of Vidya’s Viwithan extract, explains David Daguet, Scientific Director, Vidya Europe