{"id":6278,"date":"2026-01-05T09:00:00","date_gmt":"2026-01-05T15:00:00","guid":{"rendered":"https:\/\/www.oxidationtech.com\/blog\/?p=6278"},"modified":"2026-01-05T08:52:10","modified_gmt":"2026-01-05T14:52:10","slug":"ozone-vs-listeria-a-smart-start-for-food-safety","status":"publish","type":"post","link":"https:\/\/www.oxidationtech.com\/blog\/ozone-vs-listeria-a-smart-start-for-food-safety\/","title":{"rendered":"Ozone vs. Listeria: A Smart Start for Food Safety"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.oxidationtech.com\/ozone.html\">Ozone <\/a>is a powerful, chemical-free way to fight foodborne threats like <em><a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/listeria-inactivation-with-ozone.html\">Listeria monocytogenes<\/a><\/em> \u2014 a bacteria that\u2019s tough to kill and easy to miss. If you\u2019re new to ozone, here\u2019s why it matters and how it helps.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">What Is <a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/listeria-inactivation-with-ozone.html\">Listeria <\/a>and Why Should You Care?<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/listeria-inactivation-with-ozone.html\">Listeria monocytogenes<\/a><\/strong> is a resilient bacteria found in soil, water, and raw foods. It can survive refrigeration, resist sanitizers, and hide in hard-to-clean surfaces. When consumed, it causes <strong><a href=\"https:\/\/www.cdc.gov\/listeria\/about\/index.html\">listeriosis<\/a><\/strong>, a serious illness that\u2019s especially dangerous for pregnant women, newborns, adults 65+, and people with weakened immune systems.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Even small amounts of <a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/listeria-inactivation-with-ozone.html\">Listeria <\/a>can lead to recalls, lawsuits, and health risks. That\u2019s why <strong>monitoring and eliminating it is critical<\/strong> in food processing environments.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"> <a href=\"https:\/\/www.fsis.usda.gov\/food-safety\/foodborne-illness-and-disease\/illnesses-and-pathogens\/listeria\">Food Safety and Inspection Service<\/a> <a href=\"https:\/\/www.cdc.gov\/listeria\/about\/index.html\">CDC<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-large has-custom-border\"><a href=\"https:\/\/www.cdc.gov\/listeria\/about\/index.html\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"677\" src=\"https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/People-at-risk-Lysteria-1-1024x677.jpg\" alt=\"Listeria is especially dangerous for:\nPregnant women\n\nNewborns\n\nOlder adults\n\nPeople with weakened immune systems\" class=\"has-border-color wp-image-6281\" style=\"border-color:#ff6900;border-top-left-radius:100px;border-top-right-radius:100px;border-bottom-left-radius:100px;border-bottom-right-radius:100px\" srcset=\"https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/People-at-risk-Lysteria-1-1024x677.jpg 1024w, https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/People-at-risk-Lysteria-1-300x198.jpg 300w, https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/People-at-risk-Lysteria-1-768x508.jpg 768w, https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/People-at-risk-Lysteria-1.jpg 1232w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">How Ozone Works Against <a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/listeria-inactivation-with-ozone.html\">Listeria<\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ozone (O\u2083) is a naturally occurring gas that disinfects by <strong><a href=\"https:\/\/www.oxidationtech.com\/ozone\/ozone-basics\/ozone-effect-on-bacteria.html\">breaking down cell walls<\/a><\/strong> \u2014 a process called <em><a href=\"https:\/\/www.oxidationtech.com\/ozone\/ozone-basics\/ozone-effect-on-bacteria.html\">lysis<\/a><\/em>. It\u2019s effective against Listeria and other pathogens, and it leaves no chemical residue behind.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Two main forms of ozone treatment:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/ozone-use-for-post-harvest-processing-of-berries.html\"><strong>Aqueous ozone<\/strong>: <\/a>Ozone dissolved in water, used to rinse produce, equipment, and surfaces.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/ozone-use-for-post-harvest-processing-of-berries.html\"><strong>Gaseous ozone<\/strong>:<\/a> Ozone gas pumped into rooms or containers for air and surface disinfection <\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Common Applications<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\">Ozone is used in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fruit and vegetable washing<\/li>\n\n\n\n<li>Meat and dairy processing<\/li>\n\n\n\n<li>Poultry chill brine treatment<\/li>\n\n\n\n<li>Conveyor belt and packaging sanitation<\/li>\n\n\n\n<li>Surface disinfection in prep areas<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">It\u2019s especially useful in <strong>hard-to-reach zones<\/strong> where traditional sanitizers fail.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-full is-resized has-custom-border\"><a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/listeria-inactivation-with-ozone.html\"><img loading=\"lazy\" decoding=\"async\" width=\"530\" height=\"792\" src=\"https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/Lysteria-food-safety.jpg\" alt=\"Common applications:\nOzone is used in:\n\nFruit and vegetable washing\n\nMeat and dairy processing\n\nPoultry chill brine treatment\n\nConveyor belt and packaging sanitation\n\nSurface disinfection in prep areas\n\nIt\u2019s especially useful in hard-to-reach zones where traditional sanitizers fail.\" class=\"has-border-color has-luminous-vivid-orange-border-color wp-image-6282\" style=\"aspect-ratio:0.6750745241916991;width:207px;height:auto\" srcset=\"https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/Lysteria-food-safety.jpg 530w, https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/Lysteria-food-safety-201x300.jpg 201w\" sizes=\"auto, (max-width: 530px) 100vw, 530px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-border-color is-nowrap is-layout-flex wp-container-core-group-is-layout-7387b849 wp-block-group-is-layout-flex\" style=\"border-color:#ff6900;border-width:5px;border-top-left-radius:100px;border-top-right-radius:100px;border-bottom-left-radius:100px;border-bottom-right-radius:100px\">\n<h3 class=\"wp-block-heading\"> Did You Know?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ozone was approved for direct food contact in 2001 under GRAS regulations.<\/li>\n\n\n\n<li>It can inactivate Listeria in <strong>under 30 seconds<\/strong> at low concentrations.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.oxidationtech.com\/\">Ozone <\/a>works well with<a href=\"https:\/\/www.oxidationtech.com\/ozone\/ozone-generation\/uv-lamp.html\"> UV light<\/a> and other disinfection methods for layered protection <\/li>\n<\/ul>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why <a href=\"https:\/\/www.oxidationtech.com\/\">Ozone <\/a>Is a Smart Choice<\/h2>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<p class=\"wp-block-paragraph\">For processors and food safety teams, ozone is a clean, efficient way to stay ahead of contamination risks. Want to learn more? Dive into <a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/listeria-inactivation-with-ozone.html\">Oxidation Technologies\u2019 ozone applications<\/a> for real-world insights.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><a href=\"https:\/\/www.oxidationtech.com\/applications\/agri-food\/listeria-inactivation-with-ozone.html\"><img loading=\"lazy\" decoding=\"async\" width=\"622\" height=\"922\" src=\"https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/Why-Ozone-is-a-smart-choice.jpg\" alt=\"Why Ozone is a smart choice\nNo residue: Breaks down into oxygen after use.\n\nFast and effective: Kills bacteria quickly.\n\nEco-friendly: No harsh chemicals or waste.\n\nCost-saving: Reduces recalls and improves shelf life.\" class=\"wp-image-6279\" style=\"border-style:none;border-width:0px;aspect-ratio:0.6746225614927905;width:627px;height:auto\" srcset=\"https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/Why-Ozone-is-a-smart-choice.jpg 622w, https:\/\/www.oxidationtech.com\/blog\/wp-content\/uploads\/2025\/12\/Why-Ozone-is-a-smart-choice-202x300.jpg 202w\" sizes=\"auto, (max-width: 622px) 100vw, 622px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-oxidation-technologies-news wp-block-embed-oxidation-technologies-news\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"DO4qwxyUNQ\"><a href=\"https:\/\/www.oxidationtech.com\/blog\/say-goodbye-to-spoilage-ozone-solutions-for-cranberry-growers\/\">Say Goodbye to Spoilage: Ozone Solutions for Cranberry Growers<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;Say Goodbye to Spoilage: Ozone Solutions for Cranberry Growers&#8221; &#8212; Oxidation Technologies News\" src=\"https:\/\/www.oxidationtech.com\/blog\/say-goodbye-to-spoilage-ozone-solutions-for-cranberry-growers\/embed\/#?secret=J6kvkm4sf1#?secret=DO4qwxyUNQ\" data-secret=\"DO4qwxyUNQ\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-oxidation-technologies-news wp-block-embed-oxidation-technologies-news\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"eyIjE2xnbD\"><a href=\"https:\/\/www.oxidationtech.com\/blog\/fruit-sterilization-with-ozone-micro-nano-bubbles-and-piezoelectric-ceramics\/\">Fruit Sterilization with Ozone Micro-Nano Bubbles and Piezoelectric Ceramics<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;Fruit Sterilization with Ozone Micro-Nano Bubbles and Piezoelectric Ceramics&#8221; &#8212; Oxidation Technologies News\" src=\"https:\/\/www.oxidationtech.com\/blog\/fruit-sterilization-with-ozone-micro-nano-bubbles-and-piezoelectric-ceramics\/embed\/#?secret=6hwU0iplPJ#?secret=eyIjE2xnbD\" data-secret=\"eyIjE2xnbD\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-oxidation-technologies-news wp-block-embed-oxidation-technologies-news\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"gmvlg2g1c3\"><a href=\"https:\/\/www.oxidationtech.com\/blog\/ecoli-reduction-with-ozone\/\">Ecoli Reduction with Ozone<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;Ecoli Reduction with Ozone&#8221; &#8212; Oxidation Technologies News\" src=\"https:\/\/www.oxidationtech.com\/blog\/ecoli-reduction-with-ozone\/embed\/#?secret=F6vpyuU6wI#?secret=gmvlg2g1c3\" data-secret=\"gmvlg2g1c3\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-oxidation-technologies-news wp-block-embed-oxidation-technologies-news\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"U69GaC4xPa\"><a href=\"https:\/\/www.oxidationtech.com\/blog\/listeria-inactivation-with-ozone-a-powerful-tool-for-food-safety\/\">Listeria Inactivation with Ozone: A Powerful Tool for Food Safety<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;Listeria Inactivation with Ozone: A Powerful Tool for Food Safety&#8221; &#8212; Oxidation Technologies News\" src=\"https:\/\/www.oxidationtech.com\/blog\/listeria-inactivation-with-ozone-a-powerful-tool-for-food-safety\/embed\/#?secret=5iVt8gvSP4#?secret=U69GaC4xPa\" data-secret=\"U69GaC4xPa\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Ozone is a powerful, chemical-free way to fight foodborne threats like Listeria monocytogenes \u2014 a bacteria that\u2019s tough to kill and easy to miss. If [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":6284,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1500,1480,1499,1367,211],"tags":[862,334,1505,955,1501,1502,1210,1503,809,1504],"class_list":["post-6278","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cost-saving","category-human-safety","category-listeria","category-ozone-applications","category-ozone-industry-news","tag-0-1-ppm-ozone-monitor","tag-aqueous-ozone","tag-food-born-illnesses","tag-gaseous-ozone","tag-human-safety","tag-listeria","tag-listeria-inactivation","tag-lysis","tag-ozone-food-safety","tag-risk"],"_links":{"self":[{"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/posts\/6278","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/comments?post=6278"}],"version-history":[{"count":7,"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/posts\/6278\/revisions"}],"predecessor-version":[{"id":6290,"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/posts\/6278\/revisions\/6290"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/media\/6284"}],"wp:attachment":[{"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/media?parent=6278"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/categories?post=6278"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oxidationtech.com\/blog\/wp-json\/wp\/v2\/tags?post=6278"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}