Artificial Intelligence and Machine Learning in Metabolomics

A special issue of Metabolites (ISSN 2218-1989). This special issue belongs to the section "Integrative Metabolomics".

Deadline for manuscript submissions: 31 January 2026 | Viewed by 2046

Special Issue Editor


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Guest Editor
Advanced Genomics Unit (UGA), Center for Research and Advanced Studies, Cinvestav, Irapuato 36821, Mexico
Interests: metabolomics; plant biotechnology; natural products; plant biochemistry
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Special Issue Information

Dear Colleagues,

The broad study of small molecules in biological systems is called metabolomics. It uses high-tech analytical techniques like nuclear magnetic resonance (NMR) spectroscopy and mass spectrometry (MS) to create massive datasets that necessitate analysis through very complex computer-based methods. This field encompasses critical tasks ranging from raw data processing, such as denoising and alignment, to feature detection, compound identification, biological model construction, and multi-omics data integration.

The integration of artificial intelligence (AI), machine learning (ML), and deep learning (DL) is revolutionizing metabolomics research. AI enables large-scale data analysis, pattern recognition, and metabolic pathway modeling, while ML drives predictive modeling, feature selection, and multi-omics integration. Deep learning techniques, such as convolutional neural networks (CNNs), excel in processing spectral and imaging data from MS and NMR, and generative adversarial networks (GANs) offer innovative solutions for synthetic data generation and augmentation. These technologies are transforming applications in biomarker discovery, metabolic network analysis, disease research, drug development, and personalized medicine.

This Special Issue invites contributions that highlight cutting-edge advancements in AI and ML for metabolomics. We welcome original research and reviews covering topics such as the following:

  • AI/ML algorithms for metabolomic data analysis;
  • Advanced pipelines for raw data processing, feature extraction, and compound identification;
  • Integrative approaches for multi-omics data;
  • Biomarkers and predictive models;
  • Translational applications in clinical and pharmaceutical research.

Prof. Dr. Robert Winkler
Guest Editor

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Keywords

  • artificial intelligence
  • machine learning
  • deep learning
  • metabolomics
  • integrative approaches

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Published Papers (1 paper)

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Review

24 pages, 751 KB  
Review
Integrating Advanced Metabolomics and Machine Learning for Anti-Doping in Human Athletes
by Mohannad N. AbuHaweeleh, Ahmad Hamdan, Jawaher Al-Essa, Shaikha Aljaal, Nasser Al Saad, Costas Georgakopoulos, Francesco Botre and Mohamed A. Elrayess
Metabolites 2025, 15(11), 696; https://doi.org/10.3390/metabo15110696 - 27 Oct 2025
Viewed by 1291
Abstract
The ongoing challenge of doping in sports has triggered the adoption of advanced scientific strategies for the detection and prevention of doping abuse. This review examines the potential of integrating metabolomics aided by artificial intelligence (AI) and machine learning (ML) for profiling small-molecule [...] Read more.
The ongoing challenge of doping in sports has triggered the adoption of advanced scientific strategies for the detection and prevention of doping abuse. This review examines the potential of integrating metabolomics aided by artificial intelligence (AI) and machine learning (ML) for profiling small-molecule metabolites across biological systems to advance anti-doping efforts. While traditional targeted detection methods serve a primarily forensic role—providing legally defensible evidence by directly identifying prohibited substances—metabolomics offers complementary insights by revealing both exogenous compounds and endogenous physiological alterations that may persist beyond direct drug detection windows, rather than serving as an alternative to routine forensic testing. High-throughput platforms such as UHPLC-HRMS and NMR, coupled with targeted and untargeted metabolomic workflows, can provide comprehensive datasets that help discriminate between doped and clean athlete profiles. However, the complexity and dimensionality of these datasets necessitate sophisticated computational tools. ML algorithms, including supervised models like XGBoost and multi-layer perceptrons, and unsupervised methods such as clustering and dimensionality reduction, enable robust pattern recognition, classification, and anomaly detection. These approaches enhance both the sensitivity and specificity of diagnostic screening and optimize resource allocation. Case studies illustrate the value of integrating metabolomics and ML—for example, detecting recombinant human erythropoietin (r-HuEPO) use via indirect blood markers and uncovering testosterone and corticosteroid abuse with extended detection windows. Future progress will rely on interdisciplinary collaboration, open-access data infrastructure, and continuous methodological innovation to fully realize the complementary role of these technologies in supporting fair play and athlete well-being. Full article
(This article belongs to the Special Issue Artificial Intelligence and Machine Learning in Metabolomics)
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