Compound Monograph

Isosilybin

A flavonolignan and component of silymarin from milk thistle, an isomer of silybin.

Classification

Isosilybin is one of the lignans, 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? (1)

Isosilybin is one of the lignans, found in Milk Thistle.