Compound Monograph

Gallotannins

Hydrolyzable tannins composed of galloyl units, astringent compounds found in bearberry and guarana.

Classification

Gallotannins are tannins, part of the phenolics class. Antioxidant compounds built around one or more phenol rings — the flavonoids, tannins, phenolic acids, coumarins, and pigments behind much of a plant's protective chemistry.

Where Does It Come From? (2)

Gallotannins are tannins, found in Bearberry and Guarana.