In some states there is no mention of Salvia divinorums's active constituent at all.

It contains several medically active constituents including saponins and anemonin.

Other companies standardize to hyperforin or both, although there may be some 24 known possible active constituents.

Their most noted active constituent is theobromine, a compound similar to caffeine.

The active constituent kills tumor cells by destroying their calcium balance.

But standardization only means that the product has been tested to determine the type and amount of at least one active botanical constituent.

Thus, estrone sulfate is actually the major active constituent in Premarin.

Sho-saiko-to is standardized to contain consistent levels of active constituents.

In contrast, all of the active constituents enter the body when cannabis is consumed orally.

Only a minority of chemicals used as standardization markers are known to be active constituents.