There are different types of yam, mainly used as a root vegetable in many parts of the world because of their high starch content.
The active substance used in Actessens cream, called diosgenin, is taken from an extract of a variety called Dioscorea villosa.
In Mexico, the Aztecs used this root as an analgesic to treat rheumatism and as a local pain reliever.
In Latin America, it was used to treat menstrual problems.
The encapsulated yam, when associated with the other components in the cream, will soothe and relieve sensitive breasts.