{"id":2959,"date":"2025-06-20T20:58:02","date_gmt":"2025-06-20T15:28:02","guid":{"rendered":"https:\/\/blog.ultrahuman.com\/blog\/?p=2959"},"modified":"2025-06-20T21:01:52","modified_gmt":"2025-06-20T15:31:52","slug":"caffeine-impact-on-blood-glucose","status":"publish","type":"post","link":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/","title":{"rendered":"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike?"},"content":{"rendered":"\n<p>Caffeine\u2019s effect on blood sugar is often misunderstood. While many rely on coffee for a daily energy boost, it&#8217;s often served after dinner. But few consider how it influences glucose regulation.<\/p>\n\n\n\n<p>Research shows that caffeine can temporarily impair insulin sensitivity, potentially leading to higher blood sugar levels. Yet paradoxically, long-term coffee consumption has been linked to a reduced risk of type 2 diabetes. <\/p>\n\n\n\n<p>We explore how caffeine interacts with blood glucose in both the short and long term, based on studies \u2013 and what that means for metabolic health.<\/p>\n\n\n\n<p><strong>Read more: <a href=\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-and-adenosine\/\">Caffeine and adenosine \u2013 how to avoid the afternoon slump<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-caffeine-and-insulin-sensitivity\">Caffeine and insulin sensitivity<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"546\" src=\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/05\/Screenshot-2025-06-20-at-19.16.48-1024x546.png\" alt=\"\" class=\"wp-image-49981\" srcset=\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/05\/Screenshot-2025-06-20-at-19.16.48-1024x546.png 1024w, https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/05\/Screenshot-2025-06-20-at-19.16.48-300x160.png 300w, https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/05\/Screenshot-2025-06-20-at-19.16.48-768x410.png 768w, https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/05\/Screenshot-2025-06-20-at-19.16.48-1536x819.png 1536w, https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/05\/Screenshot-2025-06-20-at-19.16.48.png 1924w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Coffee in itself is rarely shown to spike blood sugar (when consumed without sugar) and data from the <a href=\"https:\/\/www.ultrahuman.com\/ogdb\/americano-coffee\/\">Ultrahuman Open Glucose Database<\/a> showed that 85% of people had no response after drinking coffee.<\/p>\n\n\n\n<p>But when consumed around a meal, it could be a different story. Caffeine has been shown to acutely reduce insulin sensitivity. This means that after consuming caffeine, the body may require more insulin to transport glucose from the bloodstream into cells. <\/p>\n\n\n\n<p>.A randomized controlled trial found that a single dose of 250 mg of caffeine (equivalent to approximately two to three cups of coffee) <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC519256\">reduced insulin sensitivity by 15% in healthy men<\/a>. <\/p>\n\n\n\n<p>As a result, individuals may experience higher postprandial glucose levels, particularly when caffeine is consumed close to carbohydrate-rich meals. <\/p>\n\n\n\n<p>This effect is more pronounced in people with existing metabolic impairments, including <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC8619770\/\">insulin resistance and prediabetes<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-habitual-consumption-and-long-term-risk\">Habitual consumption and long-term risk<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/06\/adenosine-coffee-1024x576.jpg\" alt=\"coffee adenosine\" class=\"wp-image-49977\" srcset=\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/06\/adenosine-coffee-1024x576.jpg 1024w, https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/06\/adenosine-coffee-300x169.jpg 300w, https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/06\/adenosine-coffee-768x432.jpg 768w, https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/06\/adenosine-coffee-1536x864.jpg 1536w, https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/06\/adenosine-coffee-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Despite these short-term effects, long-term observational data suggest a different picture. Numerous cohort studies have linked regular coffee consumption with a lower risk of developing type 2 diabetes. <\/p>\n\n\n\n<p>A meta-analysis covering over 1 million individuals found that each additional daily cup of coffee was associated with a 9% relative reduction in diabetes risk.<\/p>\n\n\n\n<p>Interestingly, both caffeinated and decaffeinated coffee were associated with this benefit, implying that other bioactive compounds \u2014 such as chlorogenic acids \u2014 may play a protective role, independent of caffeine.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-mechanisms-of-action\">Mechanisms of action<\/h3>\n\n\n\n<p>Several mechanisms have been proposed to explain caffeine&#8217;s acute effects on glucose metabolism:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Adrenaline release<\/strong>: Caffeine stimulates the release of epinephrine, which can inhibit glucose uptake in peripheral tissues.<\/li>\n\n\n\n<li><strong>Adenosine receptor antagonism<\/strong>: Caffeine blocks adenosine receptors, which may interfere with insulin signaling pathways.<\/li>\n\n\n\n<li><strong>Altered sleep architecture<\/strong>: Poor sleep \u2014 which can result from caffeine consumption, particularly in the evening \u2014 is associated with impaired glucose regulation the following day.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-glucose-is-highly-individual\">Glucose is highly individual<\/h2>\n\n\n\n<p>The metabolic effects of caffeine vary widely across individuals, depending on genetics, habitual intake, time of consumption, and baseline metabolic health. Fast metabolizers of caffeine may experience fewer glycemic effects, while slow metabolizers or individuals with impaired glucose tolerance may see more pronounced spikes in blood sugar after caffeine intake.<\/p>\n\n\n\n<p>For individuals monitoring their blood glucose \u2014 whether for general health, prediabetes, or diabetes \u2014 caffeine timing and context matter. Some evidence suggests that consuming coffee on an empty stomach may exaggerate glucose fluctuations. Additionally, consuming caffeine late in the day may impact sleep quality, indirectly affecting insulin sensitivity.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-summary\">Summary<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Acute intake<\/strong> of caffeine can reduce insulin sensitivity and elevate postprandial glucose levels.<\/li>\n\n\n\n<li><strong>Chronic coffee consumption<\/strong>, in contrast, is associated with a reduced risk of type 2 diabetes.<\/li>\n\n\n\n<li>The glycemic impact of caffeine is influenced by dose, timing, meal composition, and individual metabolic state.<\/li>\n\n\n\n<li>For those with glucose dysregulation, moderating caffeine intake or shifting to earlier consumption may be beneficial.<\/li>\n<\/ul>\n\n\n\n<p>While caffeine is not inherently harmful to glucose control, its effects are context-dependent. Monitoring individual response \u2014 particularly to meals, sleep, and stress \u2014 may offer more useful insight than blanket recommendations.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>How does caffeine affect your blood sugar? Learn how caffeine impacts insulin sensitivity, post-meal glucose levels, and long-term diabetes risk \u2014 with evidence-backed insights<\/p>\n","protected":false},"author":9,"featured_media":2964,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[25,4],"tags":[],"class_list":["post-2959","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-energy-management","category-metabolic-health"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.3 (Yoast SEO v25.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike? - Ultrahuman<\/title>\n<meta name=\"description\" content=\"Discover how caffeine affects blood sugar, insulin sensitivity, post-meal glucose levels, and long-term diabetes risk\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike?\" \/>\n<meta property=\"og:description\" content=\"Discover how caffeine affects blood sugar, insulin sensitivity, post-meal glucose levels, and long-term diabetes risk\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/\" \/>\n<meta property=\"og:site_name\" content=\"Ultrahuman\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ultrahumanhq\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-20T15:28:02+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-20T15:31:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2500\" \/>\n\t<meta property=\"og:image:height\" content=\"1666\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Team Ultrahuman\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@UltrahumanHQ\" \/>\n<meta name=\"twitter:site\" content=\"@UltrahumanHQ\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Team Ultrahuman\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/\"},\"author\":{\"name\":\"Team Ultrahuman\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/person\/47e73966094408ddf4ebb9febb348e27\"},\"headline\":\"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike?\",\"datePublished\":\"2025-06-20T15:28:02+00:00\",\"dateModified\":\"2025-06-20T15:31:52+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/\"},\"wordCount\":597,\"publisher\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg\",\"articleSection\":[\"Energy Management\",\"Metabolic Health\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/\",\"url\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/\",\"name\":\"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike? - Ultrahuman\",\"isPartOf\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg\",\"datePublished\":\"2025-06-20T15:28:02+00:00\",\"dateModified\":\"2025-06-20T15:31:52+00:00\",\"description\":\"Discover how caffeine affects blood sugar, insulin sensitivity, post-meal glucose levels, and long-term diabetes risk\",\"breadcrumb\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#primaryimage\",\"url\":\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg\",\"contentUrl\":\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg\",\"width\":2500,\"height\":1666,\"caption\":\"Caffeine impact\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/blog.ultrahuman.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#website\",\"url\":\"https:\/\/blog.ultrahuman.com\/blog\/\",\"name\":\"Ultrahuman\",\"description\":\"Blog\",\"publisher\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/blog.ultrahuman.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#organization\",\"name\":\"Ultrahuman\",\"url\":\"https:\/\/blog.ultrahuman.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/05\/4Ww9Uqhk_400x400.jpg\",\"contentUrl\":\"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/05\/4Ww9Uqhk_400x400.jpg\",\"width\":400,\"height\":400,\"caption\":\"Ultrahuman\"},\"image\":{\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/ultrahumanhq\",\"https:\/\/x.com\/UltrahumanHQ\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/person\/47e73966094408ddf4ebb9febb348e27\",\"name\":\"Team Ultrahuman\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/fb2a8e9f2fd4cc81b528bb78804d88f48aae6513ff4cbc7e4b6df4d72f2b5ac3?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/fb2a8e9f2fd4cc81b528bb78804d88f48aae6513ff4cbc7e4b6df4d72f2b5ac3?s=96&d=mm&r=g\",\"caption\":\"Team Ultrahuman\"},\"description\":\"Ultrahuman is the world's most comprehensive self-quantification platform. Ultrahuman's products include the Ultrahuman Ring AIR, the world's lightest sleep-tracking wearable; Ultrahuman M1, a continuous glucose monitoring platform; Blood Vision, a preventive blood testing platform with pioneering UltraTrace\u2122 technology; and Ultrahuman Home, a revolutionary health device for your home. By collating a large set of biomarkers on an integrated platform, Ultrahuman creates a grand unified view of the human body.\",\"sameAs\":[\"https:\/\/www.ultrahuman.com\"],\"url\":\"https:\/\/blog.ultrahuman.com\/blog\/author\/teamultrahuman\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike? - Ultrahuman","description":"Discover how caffeine affects blood sugar, insulin sensitivity, post-meal glucose levels, and long-term diabetes risk","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/","og_locale":"en_US","og_type":"article","og_title":"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike?","og_description":"Discover how caffeine affects blood sugar, insulin sensitivity, post-meal glucose levels, and long-term diabetes risk","og_url":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/","og_site_name":"Ultrahuman","article_publisher":"https:\/\/www.facebook.com\/ultrahumanhq","article_published_time":"2025-06-20T15:28:02+00:00","article_modified_time":"2025-06-20T15:31:52+00:00","og_image":[{"width":2500,"height":1666,"url":"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg","type":"image\/jpeg"}],"author":"Team Ultrahuman","twitter_card":"summary_large_image","twitter_creator":"@UltrahumanHQ","twitter_site":"@UltrahumanHQ","twitter_misc":{"Written by":"Team Ultrahuman","Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#article","isPartOf":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/"},"author":{"name":"Team Ultrahuman","@id":"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/person\/47e73966094408ddf4ebb9febb348e27"},"headline":"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike?","datePublished":"2025-06-20T15:28:02+00:00","dateModified":"2025-06-20T15:31:52+00:00","mainEntityOfPage":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/"},"wordCount":597,"publisher":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/#organization"},"image":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#primaryimage"},"thumbnailUrl":"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg","articleSection":["Energy Management","Metabolic Health"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/","url":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/","name":"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike? - Ultrahuman","isPartOf":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#primaryimage"},"image":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#primaryimage"},"thumbnailUrl":"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg","datePublished":"2025-06-20T15:28:02+00:00","dateModified":"2025-06-20T15:31:52+00:00","description":"Discover how caffeine affects blood sugar, insulin sensitivity, post-meal glucose levels, and long-term diabetes risk","breadcrumb":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#primaryimage","url":"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg","contentUrl":"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2022\/10\/Caffeine-Impact-BloodGlucose.jpg","width":2500,"height":1666,"caption":"Caffeine impact"},{"@type":"BreadcrumbList","@id":"https:\/\/blog.ultrahuman.com\/blog\/caffeine-impact-on-blood-glucose\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/blog.ultrahuman.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Caffeine and blood glucose \u2013 can a coffee blunt a sugar spike?"}]},{"@type":"WebSite","@id":"https:\/\/blog.ultrahuman.com\/blog\/#website","url":"https:\/\/blog.ultrahuman.com\/blog\/","name":"Ultrahuman","description":"Blog","publisher":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/blog.ultrahuman.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/blog.ultrahuman.com\/blog\/#organization","name":"Ultrahuman","url":"https:\/\/blog.ultrahuman.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/05\/4Ww9Uqhk_400x400.jpg","contentUrl":"https:\/\/blog.ultrahuman.com\/wp-content\/uploads\/2025\/05\/4Ww9Uqhk_400x400.jpg","width":400,"height":400,"caption":"Ultrahuman"},"image":{"@id":"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/ultrahumanhq","https:\/\/x.com\/UltrahumanHQ"]},{"@type":"Person","@id":"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/person\/47e73966094408ddf4ebb9febb348e27","name":"Team Ultrahuman","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/blog.ultrahuman.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/fb2a8e9f2fd4cc81b528bb78804d88f48aae6513ff4cbc7e4b6df4d72f2b5ac3?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/fb2a8e9f2fd4cc81b528bb78804d88f48aae6513ff4cbc7e4b6df4d72f2b5ac3?s=96&d=mm&r=g","caption":"Team Ultrahuman"},"description":"Ultrahuman is the world's most comprehensive self-quantification platform. Ultrahuman's products include the Ultrahuman Ring AIR, the world's lightest sleep-tracking wearable; Ultrahuman M1, a continuous glucose monitoring platform; Blood Vision, a preventive blood testing platform with pioneering UltraTrace\u2122 technology; and Ultrahuman Home, a revolutionary health device for your home. By collating a large set of biomarkers on an integrated platform, Ultrahuman creates a grand unified view of the human body.","sameAs":["https:\/\/www.ultrahuman.com"],"url":"https:\/\/blog.ultrahuman.com\/blog\/author\/teamultrahuman\/"}]}},"_links":{"self":[{"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/posts\/2959","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/comments?post=2959"}],"version-history":[{"count":0,"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/posts\/2959\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/media\/2964"}],"wp:attachment":[{"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/media?parent=2959"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/categories?post=2959"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ultrahuman.com\/blog\/wp-json\/wp\/v2\/tags?post=2959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}