{"id":3246,"date":"2025-10-20T17:35:55","date_gmt":"2025-10-20T15:35:55","guid":{"rendered":"https:\/\/www.lactolerance.fr\/blog\/?p=3246"},"modified":"2025-10-20T17:42:32","modified_gmt":"2025-10-20T15:42:32","slug":"intolerance-au-lactose-chez-ladulte-les-symptomes-a-reconnaitre","status":"publish","type":"post","link":"https:\/\/www.lactolerance.fr\/blog\/en\/adult-lactose-intolerance-symptoms-to-recognize\/","title":{"rendered":"Lactose intolerance in adults: symptoms to recognise"},"content":{"rendered":"<h2><\/h2>\n<h2>Is it possible to become lactose intolerant as an adult?<\/h2>\n<p>Yes, that's right. Contrary to popular belief, lactose intolerance does not only affect children. It can occur <strong>at any age<\/strong>even after 30, 40 or 50 years. In reality, it is <strong>normal<\/strong> to produce less and less <a href=\"https:\/\/www.lactolerance.fr\/blog\/en\/lactase-2\/\" data-wpil-monitor-id=\"77\">lactase<\/a> (the enzyme that digests <a href=\"https:\/\/www.lactolerance.fr\/fr\/content\/51-lactose\" data-internallinksmanager029f6b8e52c=\"16\" title=\"lactose\">lactose<\/a>) over the years. This phenomenon is called <strong>secondary lactase deficiency<\/strong>.<\/p>\n<p>This explains why many people experience digestive problems after consuming dairy products, without necessarily making the connection immediately.<\/p>\n<h2>What are the most common symptoms in adults?<\/h2>\n<p>Here are the <strong>most frequent digestive signs<\/strong> related to lactose intolerance in adults :<\/p>\n<ul data-spread=\"false\">\n<li><strong>Bloating<\/strong>feeling of a swollen stomach after meals<\/li>\n<li><strong>Abdominal cramps<\/strong>diffuse or localised pain<\/li>\n<li><strong>Gas and flatulence<\/strong>sometimes associated with bowel sounds<\/li>\n<li><strong>Diarrhoea<\/strong> or, on the contrary, <strong>slow transit<\/strong><\/li>\n<li><strong>Nausea<\/strong> Occasionally, especially after meals rich in dairy products<\/li>\n<li><strong>Digestive fatigue<\/strong>a feeling of heaviness and loss of energy<\/li>\n<\/ul>\n<p>These symptoms generally appear <strong>between 30 minutes and 2 hours<\/strong> after lactose ingestion. Their intensity depends on several factors:<\/p>\n<ul data-spread=\"false\">\n<li>the <strong>amount of lactose<\/strong> consumed,<\/li>\n<li>the <strong>type of dairy product<\/strong> (milk, cream, fromage frais, etc.),<\/li>\n<li>the <strong>individual susceptibility<\/strong>,<\/li>\n<li>the <strong>meal composition<\/strong> (a dairy product eaten on its own often leads to a faster reaction).<\/li>\n<\/ul>\n<h2>Symptoms that can be misleading<\/h2>\n<p>In adults, the symptoms of lactose intolerance are sometimes <strong>confused with other digestive disorders<\/strong>such as :<\/p>\n<ul data-spread=\"false\">\n<li>the <a href=\"https:\/\/www.lactolerance.fr\/blog\/en\/intestine-irritable\/\" data-wpil-monitor-id=\"78\">irritable bowel syndrome<\/a> (SII),<\/li>\n<li>gluten sensitivity,<\/li>\n<li>or digestive stress linked to anxiety.<\/li>\n<\/ul>\n<p>This can delay diagnosis and cause daily discomfort. If you notice <strong>recurrence of the same symptoms after milky meals<\/strong>It may be useful to test a temporary avoidance of lactose to see how it develops.<\/p>\n<h2>How can you confirm that it really is a case of intolerance?<\/h2>\n<p>Diagnosis can be made in two ways:<\/p>\n<ol start=\"1\" data-spread=\"false\">\n<li><strong>By yourself<\/strong>by observing the effects of avoiding lactose for 2 to 3 weeks \u27a1\ufe0f click here to find out more!<\/li>\n<li><strong>By a healthcare professional<\/strong>via a <a href=\"https:\/\/www.lactolerance.fr\/blog\/en\/breath-hydrogen-test\/\" data-wpil-monitor-id=\"79\">breath test<\/a> exhaled hydrogen (non-invasive, painless).<\/li>\n<\/ol>\n<h2>What can you do if you recognise yourself in these symptoms?<\/h2>\n<p>Fortunately, lactose intolerance <strong>is not inevitable<\/strong>. There are now several effective solutions for continuing to eat a varied diet without suffering:<\/p>\n<ul data-spread=\"false\">\n<li><strong>Limit or <\/strong><a href=\"https:\/\/www.lactolerance.fr\/blog\/en\/cheeses-rich-in-lactose-the-top-10-to-avoid-if-youre-sensitive\/\" data-wpil-monitor-id=\"80\">avoid the most lactose-rich products<\/a> (milk, cream, fromage frais...)<\/li>\n<li><strong>Prefer mature cheeses<\/strong>naturally low in lactose<\/li>\n<li><strong>Choosing lactose-free products<\/strong>increasingly available in supermarkets<\/li>\n<li><strong>Use lactase supplements<\/strong> as <strong>LACTOLERANCE<\/strong>which facilitate lactose digestion on an occasional or daily basis as required<\/li>\n<\/ul>\n<h2>Summary<\/h2>\n<p>Lactose intolerance in adulthood is common and often underestimated. Visit <strong>digestive symptoms<\/strong> (bloating, cramps, diarrhoea, fatigue) can be avoided by adopting the right reflexes. If you recognise yourself in these signs, talk to a professional or try a gradual approach. And don't forget: with appropriate solutions such as <strong>LACTOLERANCE<\/strong>You can continue to enjoy your meals without depriving yourself.<\/p>\n<p><a href=\"https:\/\/www.lactolerance.fr\/fr\/offres-speciales\/134-pack-decouverte-protection-24h-3760198700072.html\"><img decoding=\"async\" class=\"alignnone wp-image-1108 size-full\" src=\"https:\/\/www.lactolerance.fr\/blog\/wp-content\/uploads\/2022\/12\/Blog-bas-de-page-FR-NOUVEAU-PACK-Decouverte.jpg\" alt=\"Image redirecting to the lactor\u00e9lance 1day pack and 9000 pill dispenser product sheet\" width=\"100%\" height=\"NaN\" srcset=\"https:\/\/www.lactolerance.fr\/blog\/wp-content\/uploads\/2022\/12\/Blog-bas-de-page-FR-NOUVEAU-PACK-Decouverte.jpg 2400w, https:\/\/www.lactolerance.fr\/blog\/wp-content\/uploads\/2022\/12\/Blog-bas-de-page-FR-NOUVEAU-PACK-Decouverte-400x133.jpg 400w, https:\/\/www.lactolerance.fr\/blog\/wp-content\/uploads\/2022\/12\/Blog-bas-de-page-FR-NOUVEAU-PACK-Decouverte-800x267.jpg 800w, https:\/\/www.lactolerance.fr\/blog\/wp-content\/uploads\/2022\/12\/Blog-bas-de-page-FR-NOUVEAU-PACK-Decouverte-768x256.jpg 768w, https:\/\/www.lactolerance.fr\/blog\/wp-content\/uploads\/2022\/12\/Blog-bas-de-page-FR-NOUVEAU-PACK-Decouverte-1536x512.jpg 1536w, https:\/\/www.lactolerance.fr\/blog\/wp-content\/uploads\/2022\/12\/Blog-bas-de-page-FR-NOUVEAU-PACK-Decouverte-2048x683.jpg 2048w, https:\/\/www.lactolerance.fr\/blog\/wp-content\/uploads\/2022\/12\/Blog-bas-de-page-FR-NOUVEAU-PACK-Decouverte-18x6.jpg 18w\" sizes=\"(max-width: 2400px) 100vw, 2400px\" \/><\/a><\/p>\n<style>\n.faq-custom h4 {\n  background-color: #2b1112;\n  color: #fff8f2;\n  padding: 10px;\n  border-radius: 4px;\n  margin-top: 1em;\n}\n<\/style>\n<div class=\"rank-math-schema-faq faq-custom\" itemscope itemtype=\"https:\/\/schema.org\/FAQPage\">\n<div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h4 itemprop=\"name\">What are the signs of lactose intolerance in adults?<\/h4>\n<div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">In adults, symptoms include bloating, cramps, gas, diarrhoea and nausea. They often appear after eating dairy products and can last for several hours.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h4 itemprop=\"name\">How can you recognise lactose intolerance and not something else?<\/h4>\n<div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">If digestive problems occur regularly after consuming milk, fromage frais or cream, and disappear without lactose, it may be a case of intolerance. An eviction test or breath test can confirm this.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h4 itemprop=\"name\">At what age can you become lactose intolerant?<\/h4>\n<div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">Lactose intolerance can appear as early as adolescence or adulthood. It is often progressive, as lactase production naturally declines with age.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h4 itemprop=\"name\">What products should I look out for if I'm intolerant?<\/h4>\n<div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">Milk, cream, unfermented yoghurt, fromage frais and dairy desserts, as well as certain ready-made meals, cold meats and medicines may contain lactose.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h4 itemprop=\"name\">How can symptoms of lactose maldigestion be relieved?<\/h4>\n<div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">You can take a lactase supplement such as LACTOLERANCE 9000 or LACTOLERANCE ULTRA before a meal containing lactose. This helps prevent digestive symptoms in adults with lactose intolerance.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Is it possible to become lactose intolerant as an adult? Yes, it is. Contrary to popular belief, lactose intolerance does not only affect children. It can appear at any age, even after 30, 40 or 50. In fact, it's normal to produce less and less lactase (the enzyme [...]).<\/p>","protected":false},"author":4,"featured_media":3252,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[42],"tags":[],"class_list":["post-3246","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-comprendre-son-intolerance-au-lactose"],"_links":{"self":[{"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/posts\/3246","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/comments?post=3246"}],"version-history":[{"count":7,"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/posts\/3246\/revisions"}],"predecessor-version":[{"id":3254,"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/posts\/3246\/revisions\/3254"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/media\/3252"}],"wp:attachment":[{"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/media?parent=3246"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/categories?post=3246"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lactolerance.fr\/blog\/en\/wp-json\/wp\/v2\/tags?post=3246"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}