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[Comparison of dissolution properties between Ginseng micropowder and common powder]
Lu Cai1, Shaoyu Liang, Kaijin Dai
1Cancer Research Institute, Southern Medical University, Guangzhou 510515, China.
Summary
Micronization significantly enhances Ginseng dissolution rates, improving ginsenoside release. However, this effect reverses when Ginseng is prepared as tea bags.
Area of Science:
- Pharmacology
- Materials Science
Background:
- Ginseng is a valuable medicinal herb with complex active compounds.
- Optimizing the dissolution of Ginseng's active components is crucial for its therapeutic efficacy.
Purpose of the Study:
- To compare the in vitro dissolution properties of micronized Ginseng versus common Ginseng powder.
- To evaluate the impact of micronization on the dissolution of key ginsenosides.
Main Methods:
- High-performance liquid chromatography (HPLC) was used to quantify five key ginsenosides (Rg1, Re, Rf, Rb1, Rb2).
- Dissolution curves were generated for both Ginseng micropowder and common Ginseng powder.
Main Results:
- Micronized Ginseng demonstrated significantly faster dissolution rates, with over 90% ginsenoside release within 5 minutes.
- Conversely, when prepared in tea bags, common Ginseng powder exhibited higher dissolution rates than the micropowder.
Conclusions:
- Micronization is an effective strategy to enhance the dissolution of ginsenosides from Ginseng.
- The preparation method (e.g., tea bags) can influence the dissolution performance of micronized Ginseng.
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