EuroPharma Terry Naturally BosMed 500™ is an extra strength formula designed to provide advanced support for sinus, bronchial and lung health. BosMed 500 features a standardized extract form of the herb boswellia that contains at least 70% boswellic acids, one of the active components of boswellia. No sugar, salt, yeast, wheat, gluten, corn, soy, dairy products, artificial coloring, artificial flavoring or artificial preservatives.