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Ecotoxicological Effects of Microplastics on Bird Embryo Development by Hatching without Eggshell

Ecotoxicological Effects of Microplastics on Bird Embryo Development by Hatching without Eggshell

Published on: August 14, 2021

Microplastics in poultry: Sources, bioaccumulation and human health consequences.

Susmita Sarker Bristi¹, Rafiqul Islam²

¹Department of Animal Science & Nutrition, Gazipur Agricultural University, Gazipur 1707, Bangladesh.

Poultry Science

|January 14, 2026

Summary

Microplastics (MPs) contaminate poultry through feed, water, and environment, accumulating in tissues and impacting bird health. Poultry products may transmit MPs to humans, posing risks and necessitating further research and regulation.

Keywords:

Microplastic Poultry Public health consequence Source and bioaccumulation Transmission pathway

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Area of Science:

Environmental Science
Animal Science
Food Safety

Background:

Microplastic (MP) contamination is a growing concern in food systems, including poultry production.
Poultry are exposed to MPs via contaminated feed, water, litter, and environmental sources.
MPs pose potential risks to poultry health and serve as a transmission route to humans.

Purpose of the Study:

To review current knowledge on MP sources, transmission, and impacts in poultry.
To highlight risks to animal and human health from MP contamination in poultry.
To identify research gaps and suggest mitigation strategies for MP contamination in poultry production.

Main Methods:

Literature review of studies on microplastic contamination in poultry.
Analysis of MP sources, pathways, and biological impacts in avian species.
Assessment of potential human health risks associated with MP-contaminated poultry products.

Main Results:

Poultry ingest MPs from feed, water, litter, and packaging, leading to accumulation in various tissues.
MP ingestion disrupts poultry physiology, affecting metabolic, immune, and reproductive functions, potentially impairing growth and product quality.
MP-contaminated poultry products represent a potential human exposure route, with associated health risks like inflammation and oxidative stress.

Conclusions:

Research on MP exposure and impacts in poultry is limited but growing, indicating significant risks.
Current human risk assessment is qualitative due to insufficient exposure data from edible poultry products.
Multidisciplinary approaches, improved detection, regulation, and awareness are crucial for mitigating MP contamination in poultry and ensuring food safety.