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Related Experiment Video

Updated: May 31, 2025

Author Spotlight: Advancing Intestinal Bacteria Cultivation for Poultry

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Low-Concentration Hypochlorous Acid Drinking Water Alleviates Broiler Gut Microbial Load While Preserving Overall

Zonggang Li¹, Chang Liu², Dongyan Shao¹

¹Beijing Key Laboratory of Detection Technology for Animal-Derived Food Safety, College of Veterinary Medicine, China Agricultural University, Beijing 100193, China.

|January 24, 2025

Summary

Low-concentration hypochlorous acid in drinking water reduced microbial load in broiler chickens

Keywords:

broiler gut drinking water additives drinking water quality growth performance microbial quantity

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Area of Science:

Animal Science
Microbiology
Food Safety

Background:

Hypochlorous acid (HOCl) is explored for microbial control in animal drinking water.
Knowledge gaps exist regarding HOCl's impact on poultry growth and gut microbiota.

Purpose of the Study:

To investigate the effects of hypochlorous acid on broiler chicken growth performance and gut microbial load.
To quantify age-related microbial changes in broiler manure and gut contents.

Main Methods:

Animal study involving broiler chickens.
Flow cytometry used for microbial load quantification in manure and gut contents.
Comparison between control and hypochlorous acid-treated groups.

Main Results:

Hypochlorous acid reduced microbial load in broiler manure and cecal contents.
Growth performance was only affected during the starter phase, not the entire cycle.
Reduced microbial load in the gut persisted throughout the growth cycle.

Conclusions:

Long-term consumption of low-concentration hypochlorous acid water effectively reduces broiler gut microbial load.
Hypochlorous acid treatment did not negatively impact overall broiler growth performance.
Future studies should use absolute quantification for precise microbiota assessment.