Great tasting syrup. Scientifically tested. Supports immunity. High antioxidant levels. Dietary supplement original formula. Supports the immune system. Virologist developed. 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 support.