As a dietary supplement company we are not allowed to make any claims regarding treatment or cure of a disease, regardless of supporting scientific research. We encourage you to be an informed consumer and do your own research. Alternatively, you can contact us directly and we may be able to assist you make the most appropiate product choice to meet your individual health requirements. Here is what we can say... Elderberry was used by Native Americans in traditional winter season remedies. The berries and flowers are rich in flavonoids, which are believed to provide its therapeutic effects. Recommendation: Take 2 capsules two times daily, preferably with food. Do not exceed the recommended intake.