Link Between Glyphosate and Liver Disease: A Study Overview

Understanding Nonalcoholic Fatty Liver Disease (NAFLD)

Nonalcoholic fatty liver disease (NAFLD) is a significant health concern, recognized as the most prevalent chronic liver disease in developed nations. Research indicates that exposure to certain chemicals, such as those found in pesticides and herbicides, may elevate the risk of developing NAFLD.

Research Focus and Methodology

A recent study published in the Journal of Clinical Gastroenterology and Hepatology aimed to investigate the potential connection between glyphosate—an active ingredient in the Roundup pesticide—and liver disease. Researchers analyzed the presence of glyphosate and its primary metabolite, aminomethylphosphonic acid (AMPA), in patients diagnosed with NAFLD.

The study involved recruiting participants with clinically confirmed NAFLD. Urine samples were collected from these individuals to measure glyphosate and AMPA levels. Alongside these measurements, researchers considered additional factors such as age, body mass index (BMI), diabetes diagnosis, race, and ethnicity.

Findings of the Study

The study revealed that none of the examined variables, except gender, showed a significant correlation with glyphosate or AMPA levels. Notably, higher levels of glyphosate were detected in women. Furthermore, patients diagnosed with nonalcoholic steatohepatitis, a more severe form of NAFLD, exhibited increased levels of both glyphosate and AMPA compared to other participants.

Additionally, individuals with extensive liver fibrosis—indicating scarring of liver tissue—also demonstrated elevated levels of these compounds. There was a clear trend where patients suffering from nonalcoholic steatohepatitis and advanced liver fibrosis had higher concentrations of glyphosate in their urine.

Potential Sources of Glyphosate Exposure

The study suggests that genetically modified foods and certain crops could be potential sources of glyphosate exposure, leading to its presence in the human body. However, researchers noted limitations in their analysis; they did not account for participants’ occupational exposure to pesticides, particularly for those working in agricultural settings. Additionally, dietary habits were not assessed, leaving a gap in understanding how much glyphosate-exposed food these individuals might consume.

Conclusion

This study contributes to the ongoing discourse surrounding the health implications of glyphosate exposure, particularly concerning liver health. Further research is necessary to explore these connections comprehensively.

Reference

Mills et al. Glyphosate Excretion is Associated With Steatohepatitis and Advanced Liver Fibrosis in Patients With Fatty Liver Disease. Clin Gastroenterol Hepatol. 2019. doi: 10.1016/j.cgh.2019.03.045.

Author

Written by Olajumoke Marissa Ologundudu B.Sc. (Hons)