Traditional immune support. Astragalus root is among the cornerstone botanicals used in traditional medicine with centuries of documented use. It provides a vast diversity of beneficial compounds, including polysaccharides, triterpene glycosides, flavonoids, amino acids, and trace minerals; however, its most biologically active compound recognized for healthy immunity is astragaloside IV (AS-IV). Standardized to a powerful 3% extract, it invigorates the immune system at the cellular level by means of activating immune cells of our defense mechanisms. Each plant-sourced capsule contains 500 mg of astragalus root extract, providing a high 3% potency-validated AS-IV critical for healthy immunity, more important than ever for global health.