Propolis is a natural substance collected by honey bees from buds & trees. Helps to maintain a healthy immune system No artificial preservative & flavours No added sugar, salt or colour Wheat, gluten, yeast, dairy & egg free The antioxidant effects of bioflavonoids may help to maintain a healthy immune system. This unique natural substance is subject to tests for potency & quality. Our bee health propolis guarantees the bioflavonoids present are naturally occurring flavonoids, with no synthetic substances added.