Sambucol - For Kids Keep kids healthy all year round! Sambucol® for Kids is a great tasting liquid containing Black Elderberries and Vitamin C which may strengthen the immune system. Suitable to use from 1 year and older. Each Sambucol for Kids product contains up to 1000 Black Elderberries. Black Elderberries contain naturally potent antioxidants called flavonoids. Scientifically tested formula, containing proven ingredients, which can provide immune support to help keep you healthy all year round. Sambucol contains AndtiVirinTM.