Environmental Exposures and Health Risks: A Metabolomics Perspective on Exposomics Research.

Area of Science:

• Environmental Health Sciences
• Metabolomics
• Toxicology

Background:

• Exposomics offers a comprehensive approach to understanding environmental exposures and their health effects, surpassing traditional targeted biomonitoring.
• Metabolomics is essential for exposomic research, utilizing advanced separation and high-resolution mass spectrometry with minimally invasive samples.

Purpose of the Study:

• To review recent advances in metabolomic technologies for exposomics research.
• To address analytical challenges in high-throughput metabolomic data processing and contaminant identification.
• To highlight the need for improved strategies in exposure mitigation and metabolic resilience.

Main Methods:

• Review of recent literature on metabolomic technologies applied to exposomics.
• Discussion of analytical challenges including scalability, unknown contaminant identification, and co-exposure impact.
• Focus on minimally invasive specimens from prospective cohort studies for early life exposure capture.

Main Results:

• Significant progress in metabolomic technologies has been made over the past five years.
• Key challenges remain in high-throughput data analysis, contaminant source identification, and understanding multi-exposure effects.
• Advances are critical for informing regulatory policies and improving health outcomes.

Conclusions:

• Metabolomic technologies are vital for advancing exposomics and understanding complex environmental exposures.
• Addressing current analytical challenges will enhance the utility of exposomics for public health.
• Future research should focus on scalable workflows and elucidating the impact of co-exposures for better health strategies.