Black ginseng refers to a black coloured ginseng that is steamed and dried nine times the fresh ginseng.
Black ginseng has superior effect for human health called as wonder drug of mankind and it contains much higher effective ingredient, Ginsenoside(Saponins).
So it can be thought as the red ginseng contains more nutritions than fresh ginseng, and the Black ginseng contains much more nutritions in it than red ginseng.
The reason is that during the steaming and drying process for making fresh ginseng to black ginseng some chemical ingredients are created and it becomes as new bio active substances.
Generally, there are special ingredients only for black ginseng and not included to fresh ginseng and white ginseng etc.
When the fresh ginseng steamed 1st, it becomes as red ginseng and by steaming and processing several times, the color, taste and good effect change from first.
Additionally the other medical ingredients such as Protopanaxadiol and Protopanaxatriol Saponins are significantly increase.