Food supplement based on Vitamin C, Selenium and Zinc. Presentation: 100 tablets of 1800 mg. Net quantity: 180 g. Directions for use: Take 1 tablet daily. 1g of Vitamin C per tablet. Nutravit Complex: The immune system is the body's natural defense system, so we must learn to take care of it by providing it with the necessary nutrients. Vitamin C, zinc, and selenium all contribute to the normal functioning of the immune system and help protect cells from oxidative damage. In addition, vitamin C contributes to normal collagen formation for the proper functioning of blood vessels, bones, and cartilage, and helps reduce tiredness and fatigue.