Caffeic acid is a substance found in all plants, including vegetables, fruits, herbs, coffee beans, botanical spices, and other plants we eat and drink.

Caffeic acid is used for a variety of purposes. First of all, caffeic acid is a pharmaceutical intermediate and raw material drug, which has the functions of shrinking and coagulating microvessels, improving the function of coagulation factors, and increasing white blood cells and platelets. Experts have been studying its application in clinical diabetes treatment.