- Description The capers can be used to prepare an excellent sauce to season pasta or to spread on bread that you can prepare simply by blending capers and black olives in equal quantities and adding extra virgin olive oil to obtain a more fluid and homogeneous consistency. Properties of capers Le aromatic properties some capers that we all know very well are contained in the flower buds. Capers are used in cooking for their characteristic flavor. But their beneficial properties go beyond the organoleptic characteristics. In fact, capers have some substances considered very useful from the herbal point of view. They are indeed rich in quercetin, a substance that makes them particularly active with regard to diuretic properties. The consumption of capers is useful for protecting blood vessels. They present to the healing properties regarding hemorrhoids, varicose veins and gout. They contain vitamin A, vitamin C and B vitamins. They are rich in mineral salts such as calcium, potassium, iron and phosphorus. Capers are a natural remedy for allergies. They recently found out researchers from the University of Catania. Experts have in fact highlighted a high power of capers in protecting the organism from allergens represented by pollen, dust, food and chemical agents. The active ingredients of the capers have therefore been used to obtain a remedy capable of reduce symptoms of the most common allergies, along with olive leaves, currant nigrum and licorice root. In addition, the zest of the caper roots has astringent and antispasmodic properties. Finally, capers stimulate the appetite and the digestion.