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Flavanol is a natural plant compound with the chemical formula of C 15H 14O2? [ 1]? . It exists in Gleditsia sinensis, cocoa, tea, red wine, fruits and vegetables, and the flavanol content in cocoa is the highest. Flavanol is unstable and prone to oxidative polymerization, and it is mostly amorphous powder. At the same time, they have many stereoisomeric forms and their properties are very similar, so it is difficult to separate and purify them.
Flavanol can maintain normal blood pressure by maintaining human vascular health; Flavanol can maintain healthy blood flow by reducing the adhesion of platelets in blood; Flavanols can also be used as antioxidants to maintain heart health.