{"id":189848,"date":"2026-03-17T14:14:35","date_gmt":"2026-03-17T13:14:35","guid":{"rendered":"https:\/\/www.ainia.com\/?p=189848"},"modified":"2026-04-02T13:24:02","modified_gmt":"2026-04-02T12:24:02","slug":"how-to-choose-the-best-probiotic-against-helicobacter-pylori","status":"publish","type":"post","link":"https:\/\/www.ainia.com\/en\/ainia-news\/how-to-choose-the-best-probiotic-against-helicobacter-pylori\/","title":{"rendered":"How to Choose the Best Probiotic Against Helicobacter pylori?"},"content":{"rendered":"<html><body><article>\n<nav class=\"indice\">Choosing <strong>the best probiotic for Helicobacter pylori is a process<\/strong> that requires a <a href=\"https:\/\/www.ainia.com\/en\/rdi-programme\/food-for-the-future\/healthy-and-sustainable-foods\/probiotics\/\"><strong>rational formulation design<\/strong><\/a>: precise strain selection, complementary mechanisms of action,<strong> delivery matrix<\/strong> that survives the gastric environment and robust <strong>preclinical validation<\/strong> under conditions that emulate human physiology.In this article we will show you how to <strong>design and effectively evaluate a probiotic for Helicobacter pylori<\/strong>, reducing R&amp;D risk and accelerating time-to-market.<\/nav>\n<section>\n<article>\n<nav class=\"indice\">\n<ul>\n<li><strong><a href=\"#sintomas-perfiles-uso\">Helicobacter pylori: symptoms and usage profiles<\/a><\/strong><\/li>\n<li><strong><a href=\"#formulacion-probiotico-helicobacter\">How to formulate a probiotic for Helicobacter pylori?<\/a><\/strong><\/li>\n<li><strong><a href=\"#mecanismos-accion\">Relevant mechanisms of action<\/a><\/strong><\/li>\n<li><strong><a href=\"#matriz-formulacion\">Formulation matrix<\/a><\/strong><\/li>\n<li><strong><a href=\"#diseno-evaluacion\">Design and evaluation of probiotics for Helicobacter pylori<\/a><\/strong><\/li>\n<\/ul>\n<\/nav>\n<\/article>\n<\/section>\n<section id=\"elegir-mejor-probiotico-helicobacter\"><\/section>\n<section id=\"sintomas-perfiles-uso\">\n<h2>Helicobacter pylori: symptoms and usage profiles<\/h2>\n<p><em>H. pylori<\/em> colonizes the <strong>gastric mucosa<\/strong> thanks to <strong>urease<\/strong>, which raises the local pH and protects the bacterium in an acidic environment. This biology conditions the design: <strong>gastro-resistance, adhesion to mucin and activity in microaerophilic conditions<\/strong> are key.<\/p>\n<p><strong>The most common symptoms are:<\/strong><\/p>\n<ul>\n<li><strong>Functional dyspepsia:<\/strong> epigastric pain or burning, <strong>early satiety<\/strong>, postprandial distension, frequent belching.<\/li>\n<li><strong>Gastritis:<\/strong> diffuse epigastric discomfort with intermittent <strong>nausea<\/strong>; sometimes <strong>halitosis<\/strong> linked to alteration of the gastric microenvironment.<\/li>\n<li><strong>Peptic ulcer:<\/strong> rhythmic pain with meals, <strong>nocturnal<\/strong> in duodenal cases; it may occur with <strong>loss of appetite<\/strong> and <strong>weight loss.<\/strong><\/li>\n<li><strong>Associated manifestations:<\/strong> <strong>digestive intolerance<\/strong> to antibiotics during eradication therapies (diarrhea, soft stools, meteorism), occasional <strong>reflux<\/strong> and a feeling of a \u201csensitive stomach\u201d.<\/li>\n<\/ul>\n<p>To guide the formulation we work in three usage scenarios:<\/p>\n<ul>\n<li><strong>Adjunct to eradication therapy<\/strong> (PPI + antibiotics \u00b1 bismuth), where we seek to improve gastrointestinal tolerability and adherence by separating doses 2\u20133 h and using protected release.<\/li>\n<li><strong>Support in associated dyspepsia<\/strong>, prioritizing strains with mucin adhesion and epithelial barrier reinforcement.<\/li>\n<li><strong>Maintenance after eradication<\/strong>, with stable formulations that promote recovery of the gastric\/duodenal ecosystem.<\/li>\n<\/ul>\n<\/section>\n<section id=\"formulacion-probiotico-helicobacter\">\n<h2><img decoding=\"async\" class=\"alignnone wp-image-189842 size-large\" src=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/03\/marketingainia_89291_website_header_clean_clinical_lab_aesthe_2fda1428-ad7e-4d6d-a68d-fef3af01baf9_3-1-1-1024x643.jpg\" alt=\"helicobacter bacteria\" width=\"1024\" height=\"643\" srcset=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/03\/marketingainia_89291_website_header_clean_clinical_lab_aesthe_2fda1428-ad7e-4d6d-a68d-fef3af01baf9_3-1-1-1024x643.jpg 1024w, https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/03\/marketingainia_89291_website_header_clean_clinical_lab_aesthe_2fda1428-ad7e-4d6d-a68d-fef3af01baf9_3-1-1-300x188.jpg 300w, https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/03\/marketingainia_89291_website_header_clean_clinical_lab_aesthe_2fda1428-ad7e-4d6d-a68d-fef3af01baf9_3-1-1-768x482.jpg 768w, https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/03\/marketingainia_89291_website_header_clean_clinical_lab_aesthe_2fda1428-ad7e-4d6d-a68d-fef3af01baf9_3-1-1.jpg 1199w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/h2>\n<h2>How to formulate a probiotic for Helicobacter pylori?<\/h2>\n<p>The most effective strains against helicobacter pylori are:<\/p>\n<ul>\n<li><strong>Limosilactobacillus reuteri:<\/strong> strains capable of producing antimicrobial compounds and with good mucin adhesion.<\/li>\n<li><strong>Lacticaseibacillus rhamnosus \/ Lacticaseibacillus casei:<\/strong> adhesion and local immune modulation.<\/li>\n<li><strong>Lactobacillus acidophilus \/ Ligilactobacillus gasseri:<\/strong> acid balance and epithelial barrier.<\/li>\n<li><strong>Saccharomyces boulardii:<\/strong> non-bacterial yeast useful for GI tolerability in co-treatments.<\/li>\n<\/ul>\n<p>It is the strain with the strongest evidence for reducing diarrhea associated with antibiotic use and improving tolerability and adherence to treatment.<\/p>\n<p>Probiotics can be a useful complement during certain treatments, but they do not in any case replace antibiotic therapy, which remains essential to eradicate the infection.<\/p>\n<p>Their function is to support the therapeutic process by helping to:<\/p>\n<ul>\n<li>Reduce adverse effects<\/li>\n<li>Modulate gastric inflammation<\/li>\n<li>Decrease bacterial load<\/li>\n<li>Improve treatment adherence<\/li>\n<\/ul>\n<\/section>\n<section id=\"mecanismos-accion\">\n<h3><strong>Relevant mechanisms of action<\/strong><\/h3>\n<p>We recommend combining complementary mechanisms:<\/p>\n<ol>\n<li><strong>Adhesion competition<\/strong><\/li>\n<li><strong>Local microbiostasis<\/strong><\/li>\n<li><strong>Epithelial barrier reinforcement<\/strong><\/li>\n<li><strong>Immune modulation<\/strong><\/li>\n<li><strong>Mitigation of adverse effects<\/strong><\/li>\n<\/ol>\n<\/section>\n<section id=\"matriz-formulacion\">\n<h3><strong>Formulation matrix<\/strong><\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/www.ainia.com\/en\/microencapsulation\/\">Gastro-resistance and release through microencapsulation<\/a>:<\/strong> alginate, pectin, alginate-chitosan complexes, modified starches.<\/li>\n<li><strong>Compatibility with co-treatments:<\/strong> screening of surfactants and salts to avoid viability losses.<\/li>\n<li><strong>Quality and stability control:<\/strong> CFU at end of shelf life, sorption isotherms, accelerated and real-time studies; compression and filling tests, and enteric disintegration to ensure consistent dosing.<\/li>\n<\/ul>\n<\/section>\n<section id=\"diseno-evaluacion\">\n<h2><img decoding=\"async\" class=\"alignnone wp-image-174603 size-large\" src=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2024\/10\/microorganismos-1260-1-1-1024x683.jpg\" alt=\"\" width=\"1024\" height=\"683\" srcset=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2024\/10\/microorganismos-1260-1-1-1024x683.jpg 1024w, https:\/\/www.ainia.com\/wp-content\/uploads\/2024\/10\/microorganismos-1260-1-1-300x200.jpg 300w, https:\/\/www.ainia.com\/wp-content\/uploads\/2024\/10\/microorganismos-1260-1-1-768x512.jpg 768w, https:\/\/www.ainia.com\/wp-content\/uploads\/2024\/10\/microorganismos-1260-1-1.jpg 1260w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/h2>\n<h2>Design and evaluation of probiotics for Helicobacter pylori<\/h2>\n<p>To obtain a highly effective probiotic, we must combine a <strong>rational design<\/strong> of strains and matrix with a <strong>scalable preclinical evaluation<\/strong>. Our approach integrates <strong>bioprocesses, advanced microencapsulation and proprietary in vitro technologies<\/strong>, together with regulatory support, to reduce risks and accelerate market entry.<\/p>\n<h3><strong>1) Discovery and characterization of strains<\/strong><\/h3>\n<p>We start from our <strong>own collection<\/strong>. We carry out <strong>functional screening<\/strong> and discard profiles with risks of transmissible AMR.<\/p>\n<h3><strong>2) Process design and biotechnological scaling<\/strong><\/h3>\n<p>We optimize the fermentation process to maximize<strong> viability and robustness<\/strong>; we define <strong>stabilization<\/strong> strategies compatible with the target format. This stage is coordinated with formulation requirements.<\/p>\n<h3><strong>3) Matrix and delivery technology<\/strong><\/h3>\n<p>We select and adjust customized microencapsulation processes or <strong>gastro-resistant capsules<\/strong> to ensure survival through gastric transit and release in the target window.<\/p>\n<h3><strong>4) <a href=\"https:\/\/www.ainia.com\/en\/technological-services\/health-and-wellness\/health\/in-vitro-testing-in-dynamic-gastrointestinal-digester-bioaccessib-and-cell-culture-tests-biodisp\/\">In vitro preclinical evaluation<\/a><\/strong><\/h3>\n<p><strong>Through our dynamic in vitro digester (DigestSim \u00ae)<\/strong> we reproduce pH gradients, enzymes and realistic residence times to measure survival, release profile of microencapsulated systems and post-digestion functional activity against H. pylori.<\/p>\n<h3><strong>5) Gastric and intestinal cellular models<\/strong><\/h3>\n<p>We quantify <strong>TEER, mucins, IL-8<\/strong> and other biomarkers to demonstrate barrier reinforcement and modulation of the inflammatory response.<\/p>\n<h3><strong>6) Stability and regulatory compliance<\/strong><\/h3>\n<p>We validate <strong>shelf life<\/strong> under accelerated and real-time conditions and ensure compliance with <strong>labelling\/claims<\/strong> with specialized <strong>legal advice<\/strong>.<\/p>\n<p><em><strong><span class=\"TextRun SCXW239739889 BCX8\" lang=\"ES-ES\" xml:lang=\"ES-ES\" data-contrast=\"auto\"><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">Funded<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">by<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">the<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">aid<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">program<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">for<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">hiring<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">young<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">professionals<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">specialized<\/span><span class=\"NormalTextRun SCXW239739889 BCX8\">\u00a0in\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW239739889 BCX8\">internationalization<\/span><\/span><span class=\"EOP SCXW239739889 BCX8\" data-ccp-props='{\"134233117\":false,\"134233118\":false,\"201341983\":0,\"335559685\":720,\"335559738\":0,\"335559739\":0,\"335559740\":300}'>\u00a0<\/span><\/strong><\/em><\/p>\n<p><img decoding=\"async\" class=\"alignnone wp-image-191112 size-large\" src=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/02\/Imagen1-1024x109.png\" alt=\"\" width=\"1024\" height=\"109\" srcset=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/02\/Imagen1-1024x109.png 1024w, https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/02\/Imagen1-300x32.png 300w, https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/02\/Imagen1-768x82.png 768w, https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/02\/Imagen1-1536x164.png 1536w, https:\/\/www.ainia.com\/wp-content\/uploads\/2026\/02\/Imagen1.png 1878w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/p>\n<\/section>\n<\/article>\n<\/body><\/html>","protected":false},"excerpt":{"rendered":"<p>Choosing the best probiotic for Helicobacter pylori is a process that requires a rational formulation design: precise strain selection, complementary mechanisms of action, delivery matrix that survives the gastric environment and robust preclinical validation under conditions that emulate human physiology.In this article we will show you how to design and effectively evaluate a probiotic for [&hellip;]<\/p>\n","protected":false},"author":286,"featured_media":189835,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1971],"tags":[],"class_list":["post-189848","post","type-post","status-publish","format-standard","hentry","category-technological-innovation"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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