A cold is a common infection that affects both children and adults, and is characterized by a runny nose, itchy throat, sneezing and general malaise. People with low immunity can suffer from recurrent bouts of the common cold. Supplementation can help support your body before and during the battle! Like cold symptoms, flu symptoms come on quickly. Unlike the common cold, flu symptoms will usually hit you all at once. These include: congestion, cough, headache, fever, body aches, sore throat, and in more severe cases, are accompanied by vomiting and diarrhea. Support and boost your immune system naturally.