Mangiferin exist in plants, belonging to a kind of phytoestrogen, which has the function of scavenging free radicals and antioxidation. Lignans are also found in grains (such as rye, wheat, oats, Gardenia Yellow, etc.), soybeans and cruciferous plants (such as broccoli) and some fruits (such as strawberries). Lignans can bind estrogen receptors and interfere with cancer promoting effect. Therefore, Sweet Potato Powder may have preventive and therapeutic effects on breast cancer, prostate cancer and colon cancer.
Lignans are a kind of natural components which are polymerized by phenylpropanoid bimolecular polymerization. There are four monomers of lignans: ① cinnamic acid and occasionally cinnamaldehyde. ② N-Acetylneuraminic Acid. ③ Propylene benzene. ④ Allyl benzene.
Phyllanthin
Classification basis: according to the basic carbon frame and condensation of lignans.
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