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Related Experiment Video

Updated: Mar 15, 2026

Species Determination and Quantitation in Mixtures Using MRM Mass Spectrometry of Peptides Applied to Meat Authentication
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Geographical origin authentication of pork using multi-element and multivariate data analyses.

Jae Sung Kim1, In Min Hwang2, Ga Hyun Lee1

  • 1Department of Food and Nutrition, Chosun University, Gwangju 61452, Republic of Korea.

Meat Science
|September 3, 2016
PubMed
Summary
This summary is machine-generated.

Consumers increasingly question meat authenticity. This study found trace elements in pork belly effectively determine its geographical origin, ensuring accurate labeling and consumer trust.

Keywords:
GermanyInductively coupled plasma-mass spectrometry (ICP-MS)Inductively coupled plasma-optical emission spectroscopy (ICP-OES)KoreaLinear discriminant analysisPork

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Area of Science:

  • Food science and analytical chemistry
  • Agricultural authenticity and provenance studies

Background:

  • Growing consumer demand for transparency in meat product labeling.
  • Concerns regarding the authenticity and geographical origin of meat products.

Purpose of the Study:

  • To investigate the geographical origin authenticity of pork belly.
  • To identify reliable analytical markers for determining pork provenance.

Main Methods:

  • Analysis of 323 pork belly samples from Korea, USA, Germany, Austria, Netherlands, and Belgium.
  • Quantification of twenty-nine macro and trace elements using inductively coupled plasma-optical emission spectroscopy (ICP-OES) and ICP-mass spectrometry (MS).
  • Validation of analytical methods according to Association of Official Analytical Chemists (AOAC) criteria.

Main Results:

  • Validated analytical techniques demonstrated high efficiency and reliability.
  • Multivariate analyses revealed trace elements as key indicators of pork origin.
  • Distinct elemental profiles were observed across different geographical origins.

Conclusions:

  • Trace element analysis is a robust method for verifying pork geographical origin.
  • This approach can enhance the accuracy of meat labeling and combat food fraud.