Optimune is a concentrated formula that strengthens the immune system helping the body to protect itself against infectious processes and allergies. To do this, it combines the properties of vitamin C (Quali®-C) (DSM) with dry extracts of echinacea, propolis, elderberry and astragalus ; and minerals such as zinc (Albion) and selenium. The advanced formula of Vitobest OptImmune Capsules contains: Echinacea (Echinacea purpurea) 4% polyphenols: helps prevent and treat infectious conditions of viral origin (mainly common cold and flu)1. In addition, it is a powerful stimulant of the immune system. Propolis (8-12% polyphenols): scientific studies confirm that its high concentration of flavonoids contributes to the efficiency of the immune system and fights the flu. Elderberry (Sambucus nigra) 4.5% rutin: powerful antiviral with proven efficacy against the flu virus and the symptoms of respiratory infections. Astragalus (Astragalus membrabaceus) 16% polysaccharides: boosts the immune system. Vitamin C (Quali®-C) (DSM®): its great antioxidant capacity strengthens our immune system. Zinc (Albion™): basic mineral for the functioning of the immune system that presents direct antiviral activity. Selenium: plays an important role in the activation and optimal function of immune cells. It is recommended to take 2 vegetable capsules a day. Food supplements do not try to replace a balanced and varied diet, they are only presented in order to complement the nutrient intake of a normal diet. The products should not be used as a substitute for diet or medication and should be kept out of the reach of children. The consumption of the products must be controlled by a professional, in case of any doubt, always consult your doctor.