- Effervescent tablets. - 15 and 30 tablets. - Vitactiv has a balanced formula and its ingredients are adapted to the nutrient reference values (NRV). - Contains vitamin C and zinc contribute to the normal functioning of the immune system and the protection of cells against oxidative damage. - Contains 1,000 mg of vitamin C that helps reduce tiredness and fatigue. - Orange flavor effervescent tablet. - Suitable for lactose intolerant people.