Swisse Immune is a premium quality formula containing vitamins, minerals and herbs to help maintain healthy immune function and provide relief from cold&flu symptoms. Zinc and Vitamin C help boost immunity, reducing the severity and duration of colds. Vitamin C also supports adrenal function, assisting with stress. Vitamin C is also a potent antioxidant to help protect against free radical damage. Based on scientific evidence Swisse Immune provides key ingredients benefical for immune health. For general immune support take one tablet daily. For Symptomatic relief take one tablet twice a day. Take during or immediately after a meal. Vitamin supplements should not replace a balanced diet. If symptoms persist consult healthcare professional.