Stigmasterol-rich plant sterols are derived from soybeans and are a chemically defined simple mixture that comprises not less than 95 % of plant sterols (stigmasterol, β-sitosterol, campesterol and brassicasterol), with stigmasterol representing not less than 85 % of the stigmasterol-rich plant sterols.
Suure stigmasteroolisisaldusega taimsed steroolid on saadud sojaubadest ja on kindla keemilise koostisega lihtne segu, mis koosneb vähemalt 95 % ulatuses taimsetest steroolidest (stigmasterool, β-sitosterool, kampesterool ja brassikasterool) ning stigmasterooli sisaldus suure stigmasteroolisisaldusega taimsetes steroolides on vähemalt 85 %.