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Evaluation of Cat Exposure to Bisphenol A (BPA) Using Hair Sample Analysis
Slawomir Gonkowski1, Manolis Tzatzarakis2, Elena Vakonaki2
1Department of Clinical Physiology, Faculty of Veterinary Medicine, University of Warmia and Mazury in Olsztyn, Oczapowskiego 13, 10-719 Olsztyn, Poland.
Animals : an Open Access Journal From MDPI
|February 27, 2026
Summary
Cats are exposed to Bisphenol A (BPA), an endocrine-disrupting plasticizer, with higher levels found in indoor cats. Further research is needed to understand BPA
Area of Science:
- Environmental Science
- Toxicology
- Veterinary Medicine
Background:
- Bisphenol A (BPA) is a widespread industrial plasticizer with known endocrine-disrupting properties.
- Environmental pollution by BPA poses risks to human and animal health.
- Limited data exists on BPA exposure and its effects in companion animals, particularly cats.
Purpose of the Study:
- To quantify Bisphenol A (BPA) levels in cat hair for the first time.
- To investigate factors influencing BPA exposure in domestic cats.
- To assess the extent of BPA exposure in the feline population.
Main Methods:
- Analysis of BPA concentrations in cat hair samples.
- Utilized liquid chromatography-triple quadrupole mass spectrometry for precise quantification.
- Correlated BPA levels with environmental factors like indoor/outdoor access, age, and body condition.
Main Results:
- BPA concentrations in cat hair varied significantly, ranging from below detection limits to 955.4 pg/mg.
- Mean BPA levels were higher in strictly indoor cats (79.45 ± 162.2 pg/mg) compared to cats with outdoor access (25.93 ± 8.07 pg/mg).
- Age and body condition score showed some correlation with observed BPA levels.
Conclusions:
- Domestic cats exhibit considerable exposure to Bisphenol A (BPA).
- Factors such as indoor confinement significantly influence BPA accumulation in cats.
- Further comprehensive studies are essential to elucidate BPA's metabolic pathways and adverse health effects in felines.
