Standardized:Flaxseed Extract powder. Botanical Source: Linum usitatissimum L. Appearance: Fine Brown-Yellow Powder Standard: Secoisolariciresinol Diglucoside, SDG NLT 20%,40%,50%,60% Water: not more than 5.0% Package: 25/KG per paper drum or packed with little parcel. Medicinal Use: Flaxseed Lignans is an anti-oxidant phytochemical present in flax.It is a precursor of mammal lignans and a phytoestrogen.SDG has estrogenic and antioxidant activities.It also has antiestrogenic,anticarcinogenic,antiatherogenic and antidiabetic activities.