One of nature's most fascinating substances is Propolis and we use an emulsified version tested to be sure it is low in toxic levels of lead. An incredibly rich source of antioxidants and a wide range of flavonoids are found in Propolis. Propolis is actually the richest source of antioxidant flavonoids (16,000 on ORAC). It can be taken internally and topically to any region of the body. Can be taken internally in 5 drop servings as well as topically as needed. Can be used on wounds for cleaning.