Optimization of flavonoids from Astragalus membranaceus stem and leaf waste using nonionic surfactant-integrated ultrasound-assisted extraction.

Summary: Did you know that the leftover stems and leaves of the Astragalus plant are packed with healthy compounds called flavonoids? Usually, this plant waste is just thrown away. However, scientists have found a highly efficient, eco-friendly way to pull these valuable nutrients out of the trash. By using sound waves (ultrasound) combined with a special soap-like liquid, they extracted 25% more flavonoids while using nearly 60% less energy! This "green" method gives us a great way to turn plant waste into a healthy treasure, providing powerful antioxidants that can protect our cells.