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Par Healthyandwell dans Accueil le 27 Juin 2019 à 17:23...before, heard a coworker coughing and sneezing near us and immediately felt the need to reach for a vitamin C drink powder. After all, a good dose of vitamin C will give your immune system a jump start to fight off any impending germs. But, can those vitamin C drink powders actually prevent a cold?...