title: Geranin A
text: # Geranin A
  
  Geranin A is an A type proanthocyanidin of the propelargonidin sub type. Its structure is epi-afzelechin-(4β→8, 2β→O→7)-afzelechin.
  
  Geranins A and B can be found in Geranium niveum and show antiprotozoal activity.
  
  