stigmasterol is a naturally occurring phytosterol structurally related to cholesterol, commonly found in vegetable oils, nuts, seeds, legumes, fruits, and medicinal plants. stigmasterol plays a significant role as a precursor in the biosynthesis of plant hormones such as brassinosteroids, and possesses notable health-promoting properties.
chemical properties
chemical formula: C₂₉H₄₈O
molecular weight: 412.69 g/mol
solubility: insoluble in water; soluble in fats, oils, and organic solvents
melting point: approximately 170°C
structure: steroid nucleus closely related to cholesterol, with an unsaturated side-chain
usefulness in medicine
stigmasterol effectively lowers ldl cholesterol by competing with dietary cholesterol absorption, potentially reducing cardiovascular disease risk
exhibits anti-inflammatory effects, useful in managing conditions like arthritis and chronic inflammatory disorders
possesses anticancer potential, especially noted in breast, prostate, colon, and ovarian cancers
beneficial for hormone-related conditions due to its structural similarity to cholesterol and involvement in hormone metabolism
antimicrobial activity
stigmasterol demonstrates antimicrobial effects through immune system modulation, inflammation reduction, and direct inhibition of microbial growth
bacteria:
fungi:
research highlights
anticancer and anti-inflammatory activities of stigmasterol
cholesterol-lowering effects and cardiovascular benefits of stigmasterol