THORNE Quercetin Phytosome Immune Support & Respiratory Health Supplement

• Supports immune health year-round and helps regulate histamine and airway inflammation during seasonal changes.
• Plant flavonoid Quercetin Phytosome delivers enhanced absorption for greater effectiveness.
• Provides antioxidant protection against oxidative stress.
• Third-party tested to verify contents and ensure absence of contaminants; gluten-, dairy-, and soy-free.

Experience THORNE Quercetin Phytosome, a potent antioxidant flavonoid sourced from Sophora japonica and delivered in a well-absorbed phytosome. It helps maintain normal airway inflammation and supports seasonal allergy relief, with third-party testing confirming label accuracy and product purity.