Dietary Supplement Not a Low Calorie Food Helps Support the Immune System Great Tasting Supports Immunity Natural Sweetener Great Tasting Sambucol, the original Black Elderberry extract, provides strong immune system support to help you and your family stay healthy throughout the year, Sambucol Black Elderberry extract conveniently arms you with some of the best protection nature has to offer. Developed by a world renowned virologist, Sambucol is the unique black elderberry extract that has been used in scientific studies. By using a proprietary method of extraction, only Sambucol can guarantee consistent, immune supporting properties in every serving. Trusted by millions worldwide, Sambucol can be taken every day for continuous immune system support.