Vitamins C, D, A, Selenium and Zinc contribute to the normal functioning of the immune system and strengthen your daily activity. Cold weather, a cold, or specific moments of high stress can weaken our immune system, which can be affected, causing our defenses to weaken. - Take 1 tablet a day dissolved in a large glass of water. - Do not exceed the expressly recommended daily dose. - Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. - Keep out of reach of small children. - Store in a dry, cool place (< 25°C) and away from light.