a type of chemical compound

A member of a group of substances found in plants that have shown estrogenic and anticancer effects. Lignans have been used in some cultures to treat certain medical problems.

A lignan is a group of chemical compounds found in plants. Lignans are one of the two major classes of phytoestrogens, which are antioxidants found in a variety of plants which includes flax seeds, pumpkin seeds, sesame seeds, rye, soybeans, broccoli, beans, and some berries. The other class of phytoestrogens is the isoflavones.

a diet-derived polysaccharide that is converted in the gastrointestinal tract into metabolic products that have oestrogenic properties

a nutrient known as a phytochemical

a molecule that combines with another entity acting as an "activator

a molecule that combines with a receptor to activate that receptor, and create a response