This formula contains natural ingredients that you need to support a healthy respiratory system. Aller-7 is an unique patented blend of seven standardized herbal extracts to support healthy respiratory and immune systems. In addition to Aller-7, this product contains quercetin, stinging nettles, MSM, berry extracts and much more.
Some supplements may interact with prescription and (or) over-the-counter medicines.
If you have any concerns, please consult your physician for more information.