Any of various tannins with antioxidant properties occurring naturally in plants, comprising polymers of flavonoids linked by a carbon-to-carbon bond.
More example sentences
- We removed the acetone by evaporation under reduced pressure and assayed the concentrated extracts for condensed tannins, hydrolyzable tannins, and foliar astringency.
- A proprietary French maritime pine bark extract, grape seed extract, condensed tannins, and complex flavonoids are a few of the compounds that make up this impressive lot.
- The phenolics in juniper are a mixture of simple phenolics, hydrolyzable tannins and condensed tannins.