InfluEpid is a supplement that contains EPID® purified and wax-free Propolis, Rosehip, a natural source of vitamin C, which favors the proper functioning of the immune system, Devil's Claw and White Willow, useful to contrast localized states of tension, and Grindelia, appreciated for its balsamic, emollient and soothing action on the respiratory tract. How to use: It is normally advisable to take 1-2 sachets a day, dissolving it directly in the mouth, or, if you prefer, in a little water. To better appreciate the balsamic note of the product, it is possible to pour the contents of the envelope in a little hot water. Sweeten to taste.