A Method for producing a purified extract containing abundant amoun of tanshinone I and tanshinone IIA showing anti-oxidative activity, skin whitening activity and anti-wrinkle activity from Salvia miltiorrhiza BUNGE
The present invention relates to a method for separating large amounts of Tanshinone I and Tanshinone IIA, which are effective ingredients useful for antioxidation, whitening, and wrinkle reduction, from Panax ginseng extract.