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An authentic assessment method for cordyceps sinensis.

Di Duan1, Chentao Long2, Huajun Zhang3

  • 1Center of Guangdong Higher Education for Engineering and Technological Development of Specialty Condiments, Department of Food and Biological Engineering, Guangdong Industry Technical College, Guangzhou 510300, China.

Journal of Pharmaceutical and Biomedical Analysis
|December 4, 2023
PubMed
Summary
This summary is machine-generated.

Authenticating Cordyceps sinensis is vital due to adulteration. This study introduces a fast, cost-effective headspace GC-MS method to identify genuine Cordyceps, ensuring quality and efficacy.

Keywords:
AuthenticationChemical profilingCordyceps sinensisHeadspace GC–MS

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Area of Science:

  • Pharmacognosy
  • Analytical Chemistry
  • Natural Product Chemistry

Background:

  • Cordyceps sinensis is highly valued for its medicinal properties but is frequently adulterated.
  • Existing analytical methods like LC-MS are insufficient for rapid, commercial-scale authentication.
  • There is a significant need for a standardized, reproducible, and fast method to identify genuine Cordyceps species.

Purpose of the Study:

  • To develop and validate a cost-effective and rapid headspace GC-MS method for authenticating Cordyceps sinensis.
  • To establish a reliable quality assessment system for genuine Cordyceps.
  • To address the challenge of counterfeit Cordyceps products in the market.

Main Methods:

  • Utilized headspace gas chromatography-mass spectrometry (GC-MS) for chemical profiling of Cordyceps samples.
  • Analyzed the volatile organic compound profiles of authentic and non-authentic Cordyceps samples.
  • Developed a quality assessment system based on specific chemical markers and ratios.

Main Results:

  • Identified a characteristic chemical profile for authentic Cordyceps sinensis.
  • Proposed a Quality Assessment System for Authentic Cordyceps based on 29 key compounds.
  • Established a specific area ratio range (2.09-3.01) for 3-methylbutanal to 2-methylbutanal as a key authentication marker.
  • Demonstrated the method's ability to differentiate authentic from adulterated samples.

Conclusions:

  • Headspace GC-MS offers a promising, standardized, reproducible, and expeditious technique for Cordyceps sinensis authentication.
  • The proposed Quality Assessment System provides a reliable tool for ensuring the quality and efficacy of Cordyceps products.
  • This method is suitable for commercial applications, combating adulteration and ensuring consumer safety.