Compound Monograph
Cnicin
An intensely bitter germacranolide sesquiterpene lactone that is the principal active constituent of blessed thistle; its bitterness stimulates digestion, and it shows anti-inflammatory and antimicrobial activity.
Classification
Cnicin is one of the sesquiterpene lactones, part of the terpenoids class. The largest class of plant compounds, built from five-carbon isoprene units — the essential-oil aromatics, resins, bitter principles, saponins, and plant sterols.
Where Does It Come From? (3)
Cnicin is one of the sesquiterpene lactones, found in Blessed thistle, Centaury and Cornflower.