Quercetin Phytosome from NOW Foods is a dietary supplement designed to support a balanced immune system and healthy seasonal immune function. It features Quercetin, a naturally occurring free radical scavenger, that clinical studies suggest can promote normal respiratory function and comfortable breathing. This formulation is up to 20 times more bioavailable than standard Quercetin, thanks to its encapsulation in a phospholipid sphere. The product is non-GMO, vegetarian, vegan, and produced under GMP Quality Assured standards. It is suitable for general health maintenance and was developed by a family-owned company since 1968. Quercetin may also contribute to enhanced exercise performance and recovery, and help alleviate pain from overexertion.