Sambucol Immuno Forte Capsules are a powerful 'non prescriptive' flu treatment. Best of all it's entirely natural and has no known side effects. Sambucol has been clinically shown to cut the length of the flu by 50% with effective scientific trials against Avian (bird) flu and swine flu. Sambucol Immuno Forte Capsules contain Black Elderberries, Vitamin C and Zinc which are required by the body for the proper functioning of the immune system helping to keep you healthy all year round. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Store below 30C, away from direct sunlight and out of sight and reach of children. Protect from moisture.