Add Yahoo as a preferred source to see more of our stories on Google. The propolis throat spray from Beekeeper’s Naturals is meant to boost your immune system and soothe sore throats with its ...

"We've essentially created a delivery system that tricks propolis into dissolving in water, making it much more bioactive at lower concentrations," explained Professor František Štěpánek, a lead ...

We’re well into cold and flu season, so it’s a good time to stock up on immune-system-boosting supplements and lozenges. Luckily, we found a lot of excellent deals that’ll get you through the cold ...