natural source of bioflavonoids no added synthetic substancesperfect choice to soothe sore throats convenient and easy to use bee health propolis throat spray is on hand to provide some relief for sore throats naturally rich in antibacterial properties propolis is a substance gathered by honey bees from trees and buds containing essential oils tree resin and waxes its one of natures most abundant sources of bioflavonoids which are widely known to support immune functionb781classfbrand important bee healths dedicated team of research scientists pharmacologists and chemists work with the best ingredients to provide the most advanced formulas nutritional science has to offerbee health propolis throat spray only contains naturally occurring compounds and is free from synthetic substances. Propolis Throat Spray – 50ml – Soothe Sore Throats – Naturally Rich In Antibacterial Properties