title: Cinchonain-Ib
text: # Cinchonain-Ib
  
  Cinchonain-Ib is a flavonolignan found in the bark of Trichilia catigua used as catuaba. A 2009 study revealed that Cinchonian-Ib derived from boiled Eriobotrya japonica leaves has a glucose-lowering effect in rats, and could possibly be used to manage diabetes mellitus in humans.
  
  