Iridoid glycosides (IGs), which are important components of kidney-tonifying herbs, may have the potential to prevent and treat Alzheimer’s disease

ScienceDirect

Daraus:

In general, the IGs with therapeutic effects on AD in kidney-tonifying TCMs mainly include loganin, morroniside, verbenalin, cornuside, catalpol, rehmannioside A, geniposidic acid, and aucubin.

Rehmannia Extrakt bio