Ultrasound-assisted extraction of flavonoids from Cercis chinensis flowers using deep eutectic solvents: optimization, characterization, kinetics and bioactivity

Key Points

• The extraction of flavonoids resulted in improved bioactivity, indicating effective methods for enhancing plant compounds.
• Flavonoid concentrations increased significantly, particularly when using optimized ultrasound-assisted extraction methods.
• Observational analysis evaluated kinetics and characterization of flavonoids extracted with deep eutectic solvents.
• These findings support the potential for optimizing extraction methods to enhance bioactive compounds from plants.