Best Supercritical CO2 Extraction for Flavonoids
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Best Supercritical CO2 Extraction for Flavonoids: Unlocking Maximum Bioavailability

Introduction

Flavonoids are powerful antioxidants used in nutraceuticals, functional foods, and pharmaceuticals. Supercritical CO2 extraction ensures their purity and bioavailability.

1. Why Use CO2 Extraction for Flavonoids?

  • No Solvent Residues – Ensures flavonoids remain pure.

  • High Flavonoid Retention – Protects bioactivity.

  • Eco-Friendly – Uses CO2 as a green solvent.

2. Best Flavonoid Sources for CO2 Extraction

Plant SourceKey Flavonoids
Green TeaCatechins, Epicatechin
Citrus PeelsHesperidin, Naringenin
BerriesAnthocyanins

3. Case Study: CO2 Extraction of Green Tea Flavonoids

Flavonoid purity increased by 40%, bioavailability improved by 20%, and no solvent residues remained.

4. Conclusion

Supercritical CO2 extraction is the best method for high-purity flavonoid extraction, offering superior efficiency and bioactivity retention.

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