{"id":54212,"date":"2026-08-31T04:33:33","date_gmt":"2026-08-31T08:33:33","guid":{"rendered":"https:\/\/www.iff.com\/?p=54212"},"modified":"2026-08-31T04:33:36","modified_gmt":"2026-08-31T08:33:36","slug":"cultures-shape-kefir","status":"publish","type":"post","link":"https:\/\/www.iff.com\/es\/media\/stories\/cultures-shape-kefir\/","title":{"rendered":"The living science of kefir: How cultures shape flavor, texture and authenticity"},"content":{"rendered":"<p class=\"has-white-color has-text-color has-link-color wp-elements-1 wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kefir is a unique fermented dairy product created through the complex interaction of diverse microorganisms within kefir grains, resulting in its distinct flavor, texture, and authenticity. Its production requires managing a living ecosystem, making consistent quality and sensory performance challenging.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_88 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.iff.com\/es\/media\/stories\/cultures-shape-kefir\/#The_Origin_of_Kefir_A_Living_Science\" >The Origin of Kefir: A Living Science<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.iff.com\/es\/media\/stories\/cultures-shape-kefir\/#Kefir_More_than_bacteria\" >Kefir: More than bacteria<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.iff.com\/es\/media\/stories\/cultures-shape-kefir\/#Small_decisions_big_differences\" >Small decisions, big differences<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.iff.com\/es\/media\/stories\/cultures-shape-kefir\/#Bringing_science_and_tradition_together\" >Bringing science and tradition together<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.iff.com\/es\/media\/stories\/cultures-shape-kefir\/#The_craft_behind_consistency\" >The craft behind consistency&nbsp;<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"h-the-origin-of-kefir-a-living-science\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Origin_of_Kefir_A_Living_Science\"><\/span>The Origin of Kefir: A Living Science<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">There are few foods that owe as much to nature as kefir. Every bottle begins not with a recipe or a manufacturing process, but with a living community of microorganisms that has been evolving for centuries. Long before fermentation tanks, automated production lines and quality assurance systems, kefir was created using kefir grains.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kefir grains are small, cauliflower-like clusters containing a complex community of bacteria and yeasts that interact in a highly dynamic ecosystem. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Today, despite significant advances in dairy technology, that microbial ecosystem remains at the heart of what makes kefir unlike any other fermented dairy product.<br>&nbsp;<br><br><\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"819\" height=\"1024\" data-id=\"54225\" src=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_1-819x1024.jpg\" alt=\"\" class=\"wp-image-54225\" srcset=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_1-819x1024.jpg 819w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_1-240x300.jpg 240w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_1-768x960.jpg 768w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_1-160x200.jpg 160w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_1.jpg 864w\" sizes=\"auto, (max-width: 819px) 100vw, 819px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"819\" height=\"1024\" data-id=\"54227\" src=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_2-819x1024.jpg\" alt=\"\" class=\"wp-image-54227\" srcset=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_2-819x1024.jpg 819w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_2-240x300.jpg 240w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_2-768x960.jpg 768w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_2-160x200.jpg 160w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_2.jpg 864w\" sizes=\"auto, (max-width: 819px) 100vw, 819px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"819\" height=\"1024\" data-id=\"54223\" src=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_3-Copy-819x1024.jpg\" alt=\"\" class=\"wp-image-54223\" srcset=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_3-Copy-819x1024.jpg 819w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_3-Copy-240x300.jpg 240w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_3-Copy-768x960.jpg 768w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_3-Copy-160x200.jpg 160w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_3-Copy.jpg 864w\" sizes=\"auto, (max-width: 819px) 100vw, 819px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"819\" height=\"1024\" data-id=\"54226\" src=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_4-Copy-819x1024.jpg\" alt=\"\" class=\"wp-image-54226\" srcset=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_4-Copy-819x1024.jpg 819w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_4-Copy-240x300.jpg 240w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_4-Copy-768x960.jpg 768w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_4-Copy-160x200.jpg 160w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_4-Copy.jpg 864w\" sizes=\"auto, (max-width: 819px) 100vw, 819px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"819\" height=\"1024\" data-id=\"54224\" src=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_5-Copy-819x1024.jpg\" alt=\"\" class=\"wp-image-54224\" srcset=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_5-Copy-819x1024.jpg 819w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_5-Copy-240x300.jpg 240w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_5-Copy-768x960.jpg 768w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_5-Copy-160x200.jpg 160w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_5-Copy.jpg 864w\" sizes=\"auto, (max-width: 819px) 100vw, 819px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"819\" height=\"1024\" data-id=\"54222\" src=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_6-Copy-819x1024.jpg\" alt=\"\" class=\"wp-image-54222\" srcset=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_6-Copy-819x1024.jpg 819w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_6-Copy-240x300.jpg 240w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_6-Copy-768x960.jpg 768w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_6-Copy-160x200.jpg 160w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/260825_Kefir-Campaign_Carousel_asset3_6-Copy.jpg 864w\" sizes=\"auto, (max-width: 819px) 100vw, 819px\" \/><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">For consumers, the result is immediately recognizable. Kefir delivers a bright, refreshing acidity alongside a creamy mouthfeel, subtle yeasty aromas and a gentle sparkle. These are the characteristics that have helped transform <a href=\"https:\/\/www.iff.com\/es\/media\/stories\/the-kefir-renaissance\/\" data-type=\"post\" data-id=\"52110\" target=\"_blank\" rel=\"noreferrer noopener\">kefir from a regional specialty rooted in Eastern Europe<\/a> into one of the fastest-growing <a href=\"https:\/\/www.iff.com\/es\/food-beverage\/food-bioscience\/cultures\/dairy-cultures\/fresh-fermented\/\" data-type=\"page\" data-id=\"23647\" target=\"_blank\" rel=\"noreferrer noopener\">fermented dairy<\/a> categories worldwide.<br>\u00a0<br>Behind every sip lies an intricate biological process that manufacturers must understand, guide and carefully control if they are to consistently deliver the authentic sensory experience consumers expect.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">And as consumer expectations continue to diversify, so too does the challenge facing dairy producers&nbsp;. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Some markets favor a mild, approachable kefir with a smooth texture and delicate flavor, while others expect the distinctive tang, carbonation and complex aroma associated with more traditional products. Achieving either outcome is far more sophisticated than simply fermenting milk. It requires managing a living ecosystem.<br><\/p>\n\n\n\n<h2 id=\"h-kefir-more-than-bacteria\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Kefir_More_than_bacteria\"><\/span> <strong>Kefir: More than bacteria<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Unlike yoghurt, which relies on a relatively small number of carefully selected bacterial cultures, kefir is produced through the symbiotic fermentation of milk by a remarkably diverse microbial community contained within kefir grains. These grains are not a single culture, but a matrix of proteins and polysaccharides that houses multiple species of lactic acid bacteria and yeasts working together. <\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Within that community, each microorganism performs a different role.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Lactic acid bacteria<\/strong> generate the acidity that gives kefir its characteristic fresh, tangy profile, while also contributing to flavor complexity and product stability.<\/li>\n\n\n\n<li><strong>Yeasts <\/strong>produce aromatic compounds together with small amounts of carbon dioxide, creating the subtle effervescence that distinguishes kefir from many other cultured dairy products.<\/li>\n\n\n\n<li><strong>Other microorganisms<\/strong> influence texture development, helping create the body and smooth mouthfeel that consumers increasingly associate with premium kefir.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">What makes this particularly fascinating is that these microorganisms do not act independently. They exist in a highly cooperative relationship, with each species influencing the growth and activity of others. It is this biodiversity, rather than any single strain, that gives kefir its depth of flavor and sensory complexity.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This means that manufacturers manage something far more dynamic than a conventional starter culture. Each production run involves balancing biological interactions that can influence the final product.<\/p>\n\n\n\n<h2 id=\"h-small-decisions-big-differences\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Small_decisions_big_differences\"><\/span>Small decisions, big differences<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The microorganisms themselves provide only part of the story. How they behave depends heavily on the environment in which they are allowed to develop.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fermentation temperature, incubation time, cooling profile and maturation all influence how the microbial community evolves. Ultimately, what consumers experience when they open a bottle of kefir. The same <a href=\"https:\/\/www.iff.com\/es\/food-beverage\/food-bioscience\/cultures\/dairy-cultures\/\" data-type=\"page\" data-id=\"8994\">culture <\/a>can produce noticeably different results depending on how these variables are managed.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">One of the most important stages is<strong> maturation<\/strong>. Depending on the manufacturing process, kefir may undergo a maturation stage following fermentation, during which flavor development and carbonation can continue. During this period, yeasts and heterofermentative lactic acid bacteria continue to develop, enhancing the characteristic flavor profile while increasing carbonation. <\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Temperature<\/strong> also has a significant influence, fermentation and maturation conditions can influence flavor development, aroma expression and carbonation. Faster cooling and shorter maturation reduce these effects, creating a milder, fresher profile that may better suit consumers who are newer to the category.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Even production format plays a role; stirred kefir typically develops less flavor and carbonation because cooling occurs more rapidly after fermentation, whereas set kefir, which matures more slowly, often delivers the richer, more traditional sensory profile associated with artisanal products.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These differences may appear subtle from a manufacturing perspective, but they have a significant impact on consumer perception. A slightly longer maturation period or a modest adjustment to fermentation temperature can influence everything from aroma and mouthfeel to acidity and perceived freshness.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1081\" height=\"1080\" src=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/AdobeStock_176319548-edited.jpeg\" alt=\"\" class=\"wp-image-54215\" style=\"aspect-ratio:1.0009232340693015;width:295px;height:auto\" srcset=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/AdobeStock_176319548-edited.jpeg 1081w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/AdobeStock_176319548-edited-300x300.jpeg 300w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/AdobeStock_176319548-edited-1024x1024.jpeg 1024w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/AdobeStock_176319548-edited-150x150.jpeg 150w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/AdobeStock_176319548-edited-768x767.jpeg 768w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/AdobeStock_176319548-edited-70x70.jpeg 70w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/AdobeStock_176319548-edited-200x200.jpeg 200w\" sizes=\"auto, (max-width: 1081px) 100vw, 1081px\" \/><\/figure>\n<\/div>\n\n\n<h2 id=\"h-bringing-science-and-tradition-together\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bringing_science_and_tradition_together\"><\/span>Bringing science and tradition together<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The renewed popularity of kefir reflects a broader consumer desire for authentic, functional foods.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">People are drawn to products that feel minimally processed and rooted in tradition, while also delivering modern health benefits and enjoyable eating experiences. Mintel data suggests that brands are responding by introducing <a href=\"https:\/\/www.iff.com\/es\/food-beverage\/food-bioscience\/high-protein-biosciences-platform-log-in-page\/\" data-type=\"page\" data-id=\"48785\">high-protein<\/a> formulations, fruit-infused varieties, innovative plant-based alternatives and convenient kefir shots, all while continuing to emphasize the category\u2019s probiotic heritage.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Behind every successful innovation remains the same living science that has defined kefir for generations.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Understanding how microbial communities interact allows manufacturers to shape flavor, texture and authenticity with remarkable precision. However, creating those characteristics is only half the challenge. Preserving them consistently throughout production, distribution and shelf life requires an equally careful balance of culture selection, fermentation management and process control.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">That is where the science of kefir continues to evolve.<\/p>\n\n\n\n<h2 id=\"h-the-craft-behind-consistency-nbsp\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_craft_behind_consistency\"><\/span><strong>The craft behind consistency<\/strong>&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1081\" height=\"1080\" src=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/shutterstock_2073730862-edited.jpg\" alt=\"\" class=\"wp-image-54329\" style=\"aspect-ratio:1.0009259393220389;width:269px;height:auto\" srcset=\"https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/shutterstock_2073730862-edited.jpg 1081w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/shutterstock_2073730862-edited-300x300.jpg 300w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/shutterstock_2073730862-edited-1024x1024.jpg 1024w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/shutterstock_2073730862-edited-150x150.jpg 150w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/shutterstock_2073730862-edited-768x767.jpg 768w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/shutterstock_2073730862-edited-70x70.jpg 70w, https:\/\/www.iff.com\/wp-content\/uploads\/2026\/08\/shutterstock_2073730862-edited-200x200.jpg 200w\" sizes=\"auto, (max-width: 1081px) 100vw, 1081px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">For product developers, this presents a unique challenge: consumers expect consistency. They expect the same flavor, texture, and drinking experience every time they purchase a product, regardless of season, production site or batch size. Yet consistency can be difficult to achieve when working with a living microbial ecosystem whose behavior is influenced by multiple processing variables.<br>&nbsp;<br>This is where decades of fermentation expertise become invaluable.<br>&nbsp;<br>Rather than relying on a single solution, today&#8217;s manufacturers increasingly need access to culture systems that allow them to tailor fermentation performance according to regional tastes, production capabilities and product positioning. Some applications require bold sensory characteristics associated with kefir grains, while others prioritize milder flavor profiles, enhanced texture or improved process efficiency.<br>&nbsp;<br><strong>IFF has spent more than 80 years refining its expertise in kefir cultures<\/strong>, building one of the industry\u2019s <strong>broadest portfolios<\/strong> to support these different objectives.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IFF\u00b4s heritage collection of kefir grains, <a href=\"https:\/\/www.iff.com\/es\/media\/stories\/the-kefir-renaissance\/\" data-type=\"post\" data-id=\"52110\" target=\"_blank\" rel=\"noreferrer noopener\">originating from the Caucasus region,<\/a> forms the foundation of a portfolio that includes freeze-dried kefir grain cultures alongside multispecies culture systems designed for <a href=\"https:\/\/www.iff.com\/es\/media\/stories\/kefir-or-kefir-like-differences\/\" data-type=\"post\" data-id=\"52131\">kefir-like<\/a> products and modern manufacturing environments. The company\u2019s proprietary freeze-drying process preserves the biodiversity of the kefir grain while helping to minimize batch-to-batch variation, allowing manufacturers to reproduce authentic sensory characteristics at industrial scale.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Within the <strong>CHOOZIT\u00ae portfolio<\/strong>, manufacturers can select cultures that deliver very different sensory outcomes. Products with lower levels of kefir grains and yeast produce milder, creamier flavor profiles, while higher concentrations create the stronger taste, increased carbonation and more distinctive aroma expected from kefir. Complementary adjunct cultures can then be introduced to fine-tune texture, accelerate fermentation, standardize yeast performance or enhance flavor development, giving manufacturers considerable flexibility without compromising authenticity.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">In other words, manufacturers are no longer simply choosing a culture.They are selecting the microbial ecosystem that best matches both their production process and the sensory experience they want consumers to enjoy.<\/p>\n\n\n<div class=\"m-block blog-cta\"  >\n            <div class=\"blog-cta__content\">\n                                        <div class=\"blog-cta__title\">\n                    Make sure to understand the differences in kefir innovation. Contact our experts to get started.\u00a0                <\/div>\n                    <\/div>\n                <a href=\"https:\/\/www.iff.com\/es\/food-beverage\/food-bioscience\/#:~:text=and%20more%20sustainable.-,Partner%20With%20Us,-Curious%20about%20the\" target=\"_blank\" class=\"c-btn -normal -primary has-icon icon-right\"> <svg width=\"30\" height=\"30\" class=\"icon icon-lib-icon-arrow1\" aria-hidden=\"true\" role=\"img\"><use xlink:href=\"#lib-icon-arrow1\"><\/use><\/svg><\/a>    <\/div>\n\n\n\n<p class=\"wp-block-paragraph\">More about our <a href=\"https:\/\/www.iff.com\/es\/food-beverage\/food-bioscience\/cultures\/dairy-cultures\/\">Fresh Dairy Cultures &amp; Enzymes.<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Kefir is a unique fermented dairy product created through the complex interaction of diverse microorganisms within kefir grains, resulting in its distinct flavor, texture, and authenticity. Its production requires managing a living ecosystem, making consistent&#8230;<\/p>","protected":false},"author":25,"featured_media":54282,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[62],"tags":[332,121,358,330,439],"class_list":["post-54212","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-food-beverage","tag-cultures","tag-dairy","tag-dairy-cultures-and-enzymes","tag-food-biosciences","tag-kefir"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.8 (Yoast SEO v28.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Blog I The living science behind Kefir<\/title>\n<meta name=\"description\" content=\"Kefir is a unique fermented product. 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