Compound Monograph

Sitoindoside X

A glycowithanolide (withanolide glycoside) from ashwagandha (Withania somnifera) root, grouped with the sitoindosides linked to the herb’s antioxidant and stress-protective effects.

Classification

Sitoindoside X is one of the saponins, 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? (1)

Sitoindoside X is one of the saponins, found in Ashwagandha.