Dietary Supplement Concentrated Extract NuNaturals uses a highly concentrated extract and should not be confused with less potent powered herbs or extracts. NuStevia brand Stevia is a natural plant extract. Our cocoa extract is higher in levels of total phenolics and flavonoids than green tea, black tea and red wine. Now you have all the benefits of chocolate without the high fat and sugar of chocolate candy. NuNaturals uses plant-based and natural flavors that help to make our Stevia products the best-tasting ones available. NuStevia is a natural plant extract.NuNaturals