Breath VOC analysis in 2026: overview
Breath VOC analysis measures volatile molecules in exhaled air and relates their patterns to metabolism, inflammation, microbial activity or disease. Unlike a single-analyte test, breathomics reads a changing mixture, making it attractive for non-invasive screening and treatment monitoring. Its clinical value depends on reproducible collection and on separating disease signals from diet, oral microbes, medication and ambient exposures.
Research is advancing both faster measurement and better attribution of a signal to its biological source. In October 2026, Chinese Academy of Sciences researchers reported using high-pressure photoionization time-of-flight mass spectrometry to distinguish asthma severity, while a University of Oklahoma trial began evaluating PTR-MS for cancer screening. A September 2026 University of Innsbruck study highlighted oral fermentation as a source of confounding VOCs. Together, these directions underline a central challenge: analytical speed matters, but reliable interpretation requires controlled sampling and signatures that hold up across patients and settings.
- 1Faster measurements: Direct mass spectrometry is gaining attention because real-time analysis could shorten the path from breath sample to clinical result.
- 2Source matters: Separating lung-derived signals from oral fermentation, environmental exposure and other confounders remains essential for trustworthy interpretation.
- 3Beyond screening: Researchers are testing breath profiles as dynamic markers of treatment response, broadening their role beyond one-time disease detection.
Top organizations working on breath VOC analysis
Ranked by Linknovate activity score · last 24 monthsThe activity score adds up the relevance of every patent, publication, grant and news item linking an organization to breath VOC analysis. Showing 7 of 556 organizations.
| # | Organization | Approach | Signals (24 mo) | Momentum | Why it matters |
|---|---|---|---|---|---|
| 1 | 
Fudan University
Research · China |
General | PUB 19 | +38% | Recently, researchers reported a wearable optical analyzer for breath-by-breath monitoring of energy expenditure and pulmonary function. Fudan teams also study how environmental exposures shape breath VOC profiles and their potential use in colorectal cancer detection. |
| 2 | 
Owlstone Medical Ltd
Startup · United Kingdom |
General | PAT 1 · PUB 10 NEWS 17 |
-53% | Recently, researchers assessed how benralizumab and dupilumab treatment relates to exhaled VOC profiles in severe asthma. Owlstone Medical develops breath-analysis methods and workflows for detecting VOCs in clinical studies. |
| 3 | 
Imperial College London
Research · United Kingdom |
General | PUB 13 · NEWS 1 | +22% | Recently, researchers investigated changes in exhaled VOC profiles among severe asthma patients starting biologic treatments. Imperial also studies clinical implementation, including breath sampling practices and VOC-based diagnostic models. |
| 4 | 
Chinese Academy of Sciences CAS
Research · China |
Direct mass spectrometry | PUB 17 | +83% | Recently, researchers used high-pressure photoionization time-of-flight mass spectrometry to distinguish asthma severity and developed an impingement-plate mouthpiece for direct high-resolution breath analysis. CAS teams also apply this method to rapid asthma assessment. |
| 5 | 
University of Sichuan
Research · China |
General | PUB 13 | -14% | Sichuan University researchers investigate breath VOCs associated with surgical stress and review their potential in disease diagnosis. Their work also compares analytical approaches such as GC–MS and electronic noses for COPD assessment. |
| 6 | 
Shanghai JiaoTong University
Research · China |
General | PUB 12 | +0% | Shanghai Jiao Tong University researchers review high-resolution analytical techniques for breathomics and investigate exhaled VOCs as potential biomarkers for colorectal cancer. |
| 7 | 
University of Manchester
Research · United Kingdom |
GC–MS | PUB 9 · NEWS 1 | -33% | Recently, researchers investigated treatment-associated changes in exhaled VOC profiles among severe asthma patients starting biologics. Manchester teams also use thermal-desorption GC–MS to study breath VOCs in idiopathic pulmonary fibrosis and develop asthma biomarkers. |
| 8 | ··Hidden organizationCompany | Approach | PAT 00 · PUB 00 GRANTS 0 · NEWS 00 | +00% | Available to registered users. |
| 9 | ··Hidden organizationCompany | Approach | PAT 00 · PUB 00 GRANTS 0 · NEWS 00 | +00% | Available to registered users. |
| 10 | ··Hidden organizationCompany | Approach | PAT 00 · PUB 00 GRANTS 0 · NEWS 00 | +00% | Available to registered users. |
Startups to watch and leading research centers
Startups to watch 5 total
ChromX HealthChinaChromX Health develops an intelligent breath-analysis platform. Studies associated with its field examine VOC-based detection of chronic respiratory disease and machine-learning analysis for early thoracic cancer detection.
BreathlabBreathlab is associated with work on infrared spectroscopic electronic noses and electronic-nose screening for long COVID, applying breath sensing to non-invasive disease assessment.
BreathonixSingaporeBreathonix develops breath tests for disease detection and is associated with studies assessing VOCs for nasopharyngeal cancer and obstructive sleep apnea.- ··Hidden startupCountryAvailable to registered users, with funding and founding year.
- ··Hidden startupCountryAvailable to registered users, with funding and founding year.
Leading research institutions 494 total
- Fudan UniversityChinaRecently, researchers reported a wearable optical analyzer for breath-by-breath monitoring of energy expenditure and pulmonary function. Fudan teams also study how environmental exposures shape breath VOC profiles and their potential use in colorectal cancer detection.
- Imperial College LondonUnited KingdomRecently, researchers investigated changes in exhaled VOC profiles among severe asthma patients starting biologic treatments. Imperial also studies clinical implementation, including breath sampling practices and VOC-based diagnostic models.
- Chinese Academy of Sciences CASChinaRecently, researchers used high-pressure photoionization time-of-flight mass spectrometry to distinguish asthma severity and developed an impingement-plate mouthpiece for direct high-resolution breath analysis. CAS teams also apply this method to rapid asthma assessment.
- ··Hidden research institutionCountryAvailable to registered users, with their key researchers.
- ··Hidden research institutionCountryAvailable to registered users, with their key researchers.
Where breath VOC analysis innovation happens
Share of documents with at least one organization from each country.
Open the interactive map with all 556 organizationsMain technical approaches
Last 24 months| Approach | What it is | Documents | Leading organizations |
|---|---|---|---|
| GC–MS | Gas chromatography separates compounds before mass-spectral identification, offering detailed profiles but requiring laboratory workflows and analysis time. | 272 |
Imperial College London, Owlstone Medical Ltd, University of Manchester |
| Direct mass spectrometry | Direct mass spectrometry measures breath compounds rapidly with little sample preparation, but complex spectra can make compound identification difficult. | 75 |
I.M.Sechenov First Moscow State Medical University, Cleveland Clinic, Sechenov First Moscow State Medical UniversityMoscow |
| Sensor arrays | Sensor arrays classify compound mixtures through combined responses, supporting compact devices but requiring careful calibration and management of cross-sensitivity. | 252 |
University of Ulm, Technion - Israel Institute of Technology, Chongqing University |
| Spectroscopic sensing | Spectroscopic sensing reads how molecules interact with light, enabling rapid analysis but often facing sensitivity and selectivity limits in complex breath. | 29 |
Mahidol University, Xidian University, Chitkara University |
| Ion mobility spectrometry | Ion mobility spectrometry separates ions by their movement through a gas, enabling rapid analysis but often needing complementary methods for confident identification. | 32 |
University of Antwerp, University of British Columbia, Diabetes Center Berne |
Emerging trends
Last 12 months vs previous 36 monthsTerms whose frequency in the last 12 months grew the most compared with the previous 36 months.
Funding and investment
Recent funding rounds
The recorded total is $37,970,787 across 32 grants since 2020. Owlstone Medical Ltd also has a recorded $49.1 million grant in October 2025.
Patent landscape
Top patent holders · last 24 monthsRecent developments
Latest news, duplicates removed- Sep 2026From disease-linked breath molecules to food spoilage and environmental pollutants, researchers are rethinking how sensors recognize the subtle molecular signatures hidden within complex odors. Paper: “Smelltronics” -…AZoNano.com - Nanotechnology News Feed
- Aug 2026In a new paper published in the Journal of Breath Research, Maribel Hernández-Camarillo and colleagues investigate the potential of exhaled breath analysis for non-invasive lung cancer screening using proton transfer…AZoM.com - Materials and Engineering News Feed
- Aug 2026Sensors and AI monitor breathing, sleep, stress, body odours and surroundings to detect health changes and support wellbeing without user interaction. A new health monitoring system is being developed to use sensors and…Electronics For You
- Jul 2026Every breath we exhale carries a complex chemical narrative written in thousands of volatile organic compounds (VOCs). These tiny molecules, produced by human metabolic processes and invading pathogens, hold immense…Physics World
- Month 20XXHidden developmentAvailable to registered users with alerts enabled.
Frequently asked questions about breath VOC analysis
What companies are working on breath VOC analysis?
Owlstone Medical Ltd, ChromX Health, Breathonix and Breathlab are among the named companies working on breath VOC analysis. Owlstone develops breath-analysis methods and clinical-study workflows; ChromX Health is associated with an intelligent breath-analysis platform. Breathonix develops breath tests for disease detection, while Breathlab is associated with infrared spectroscopic electronic noses and breath-based screening research.
Which universities and research centers lead breath VOC analysis research?
Fudan University, Imperial College London and Chinese Academy of Sciences CAS are prominent research organizations in the field. Fudan studies wearable breath analysis and disease-related VOCs; Imperial investigates asthma treatment effects and clinical implementation. CAS researchers apply direct mass spectrometry to asthma assessment. Other active groups include the University of Manchester, University of British Columbia and I.M.Sechenov First Moscow State Medical University.
How much funding has breath VOC analysis received?
The recorded grant total is $37,970,787 across 32 grants since 2020. Owlstone Medical Ltd has a recorded $49.1 million grant in October 2025 for a multi-cancer detection test, as well as a $2.3 million grant in April 2025 to develop a breath test for Pseudomonas aeruginosa detection in cystic fibrosis patients. These entries indicate funding activity but do not represent a complete investment total.
Who holds the most breath VOC analysis patents?
Inner Mongolia Yili Industrial Group Co. leads the named patent-holder list with 2 patents. Cleveland Clinic, Indiana University, Zeteo Tech LLC, Koninklijke Phillips N.V., Universily Of Utah Research Foundation, Sleep Number and Owlstone Medical Ltd each have 1 listed patent. The holder counts are modest, and the named list does not establish the full ownership or licensing status of each invention.
How mature is breath VOC analysis?
Breath VOC analysis remains an active research and clinical-validation field, with 3,301 publications and 164 clinical trials recorded overall. Its non-invasive sampling and potential for repeated measurements are attractive, but clinical use depends on reproducible collection, robust validation and reliable separation of disease signatures from confounding factors. Applications and measurement methods are being investigated across several disease areas.
What are the latest developments in breath VOC analysis?
In October 2026, Chinese Academy of Sciences CAS researchers reported a pilot study using high-pressure photoionization time-of-flight mass spectrometry to distinguish adult asthma severity. That month, a University of Oklahoma clinical trial began evaluating PTR-MS breath VOC signatures for cancer screening. Recent work also examines treatment-related changes in severe asthma and identifies oral fermentation as a source of confounding VOCs.
What are the main approaches in breath VOC analysis and how do they differ?
The main approaches include GC–MS, direct mass spectrometry, sensor arrays, spectroscopic sensing and ion mobility spectrometry. GC–MS separates compounds for detailed identification, while direct mass spectrometry emphasizes rapid measurement. Sensor arrays classify mixture patterns, and spectroscopy reads light–molecule interactions. Ion mobility separates ions by movement through gas. Each method balances speed, portability, sensitivity and the certainty of compound identification differently.
Which countries lead breath VOC analysis?
The United States leads the country list with 1,560 documents, followed by the United Kingdom with 715 and China with 695. Germany and the Netherlands are also among the leading countries. This activity spans universities, research centers and companies, with work ranging from analytical methods to disease-focused studies. Document totals indicate research activity, not comparative clinical readiness or commercial adoption.
What are the applications of breath VOC analysis?
Cancer detection is a major application, with 284 recorded documents; respiratory and infectious disease research accounts for 207. Other application areas include metabolic disease, with 150 documents, and gastrointestinal and microbiome diagnostics, with 77. Researchers also investigate breath profiles for treatment monitoring, occupational disease assessment and other health-related analyses. These figures describe recorded research activity, not established diagnostic performance.