{"id":570,"date":"2026-03-19T02:52:00","date_gmt":"2026-03-19T06:52:00","guid":{"rendered":"https:\/\/openintegrative.com\/blog\/?p=570"},"modified":"2026-06-22T14:33:33","modified_gmt":"2026-06-22T18:33:33","slug":"the-randle-cycle-glucose-fat-energy-dilemma","status":"publish","type":"post","link":"https:\/\/openintegrative.com\/blog\/the-randle-cycle-glucose-fat-energy-dilemma\/","title":{"rendered":"The Randle Cycle: Glucose Fat Energy Dilemma"},"content":{"rendered":"\n<h2 id=\"h-key-takeaways\" class=\"wp-block-heading\"><strong>Key Takeaways<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The Randle cycle explains how fat and glucose can compete as cell fuels.<\/li>\n\n\n\n<li>A rise in one fuel can slow the use of the other.<\/li>\n\n\n\n<li>This fuel shift helps match energy use to meals, fasting, and activity.<\/li>\n\n\n\n<li>Poor fuel switching is linked with insulin resistance and low metabolic flexibility.<\/li>\n\n\n\n<li>The Randle cycle is useful, but it does not explain all of metabolism.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The Randle cycle is a way to think about how the body chooses fuel. It helps explain why cells may burn more fat at one time and more glucose at another. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It also helps show why mixed energy overload can stress normal fuel control (<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/13990765\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Randle et al., 1963<\/a> <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC2739696\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Hue and Taegtmeyer, 2009<\/a>).<\/p>\n\n\n\n<h2 id=\"h-what-the-cycle-means\" class=\"wp-block-heading\"><strong>What The Cycle Means<\/strong><\/h2>\n\n\n\n<h3 id=\"h-old-idea-still-useful\" class=\"wp-block-heading\">Old Idea, Still Useful<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">In 1963, Philip Randle and coauthors described a glucose fatty acid cycle. Their idea was simple. When fat use goes up, glucose use can go down. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When glucose use goes up, fat use can fall. This was first framed as a way to explain fuel choice in muscle and the <a href=\"https:\/\/openintegrative.com\/blog\/metabolic-syndrome-managing-this-health-risk\/\" type=\"post\" id=\"519\">metabolic<\/a> changes seen in diabetes (<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/13990765\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Randle et al., 1963<\/a>).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A modern view keeps the same core idea but adds more detail. Hormones, enzymes, mitochondria, and the amount of fuel coming into the cell all shape the result. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">So the Randle cycle is best seen as one key part of a larger energy system, not the whole map (<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC2739696\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Hue and Taegtmeyer, 2009<\/a> <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/10905472\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Kelley and Mandarino, 2000<\/a>).<\/p>\n\n\n\n<h3 id=\"h-fuel-competition\" class=\"wp-block-heading\">Fuel Competition<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Cells can use fat and glucose at the same time, but not with equal ease. When fat supply rises, fat breakdown in mitochondria makes signals that slow parts of glucose use. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When glucose and insulin rise, they can suppress fat release from body stores and slow fat entry into mitochondria. In plain words, one fuel can crowd the other (<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC2739696\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Hue and Taegtmeyer, 2009<\/a> <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/8928782\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Sidossis and Wolfe, 1996<\/a>).<\/p>\n\n\n\n<h2 id=\"h-how-fat-can-slow-glucose-use\" class=\"wp-block-heading\"><strong>How Fat Can Slow Glucose Use<\/strong><\/h2>\n\n\n\n<h3 id=\"h-free-fatty-acids-rise\" class=\"wp-block-heading\">Free Fatty Acids Rise<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">During fasting, long gaps between meals, or a high fat supply, more free fatty acids reach muscle and liver. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This shifts cells toward fat oxidation, which means fat burning inside the mitochondria. That shift can reduce glucose oxidation, the step where glucose is fully burned for energy (<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/13990765\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Randle et al., 1963<\/a> <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/6630523\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Ferrannini et al., 1983)<\/a>.<\/p>\n\n\n\n<h3 id=\"h-inside-the-muscle-cell\" class=\"wp-block-heading\">Inside The Muscle Cell<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Early work focused on enzyme steps that slow glucose burning when fat burning is high. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Later human work found that high fatty acid levels can also blunt glucose transport and phosphorylation, which are early steps needed to move glucose into use or storage.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In one classic study, raising free fatty acids caused a drop in insulin stimulated muscle glycogen synthesis and glucose oxidation (<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/8675698\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Roden et al., 1996<\/a>).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This matters because the problem is not just too much sugar in blood. The issue can start inside the cell, where fuel traffic becomes hard to manage. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fat supply stays high, glucose use falls, and insulin has a weaker effect than it should (<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/8675698\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Roden et al., 1996<\/a> <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/10905472\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Kelley and Mandarino, 2000<\/a>).<\/p>\n\n\n\n<h3 id=\"h-why-context-matters\" class=\"wp-block-heading\">Why Context Matters<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A rise in fat use is not always bad. During fasting or low intensity movement, burning more fat is a normal and helpful shift.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The trouble comes when fuel supply stays high for long periods, especially when energy intake often exceeds energy need. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Then the same system that helps in fasting can become strained (<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5513193\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Goodpaster and Sparks, 2017<\/a> <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC4765362\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Muoio, 2014<\/a>).<\/p>\n\n\n\n<h2 id=\"h-how-glucose-can-slow-fat-use\" class=\"wp-block-heading\"><strong>How Glucose Can Slow Fat Use<\/strong><\/h2>\n\n\n\n<h3 id=\"h-insulin-changes-the-signal\" class=\"wp-block-heading\">Insulin Changes The Signal<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The Randle cycle works both ways. When glucose and insulin rise after a meal, fat oxidation tends to fall. Insulin lowers the release of fatty acids from fat tissue. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It also helps steer cells toward glucose use. This makes sense after eating, since the body has a fresh supply of glucose to handle (<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/8928782\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Sidossis and Wolfe, 1996<\/a>).<\/p>\n\n\n\n<h3 id=\"h-fat-entry-drops\" class=\"wp-block-heading\">Fat Entry Drops<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Human clamp studies have shown that glucose plus insulin can cut fat oxidation in part by lowering the rate of fatty acid entry into mitochondria. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This gives a clear example of the reverse side of the cycle. Glucose is not just passively present. It actively changes the way fat is handled (<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/8928782\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Sidossis and Wolfe, 1996<\/a>).<\/p>\n\n\n\n<h3 id=\"h-exercise-changes-the-picture\" class=\"wp-block-heading\">Exercise Changes The Picture<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Activity adds another layer. During hard exercise, muscle can use more glucose because the demand for quick energy is high. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">During easier, longer work, fat use tends to rise. A healthy system can move between these states with less friction. That ability is called metabolic flexibility (<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5513193\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Goodpaster and Sparks, 2017<\/a> <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC6093334\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Smith et al., 2018<\/a>).<\/p>\n\n\n\n<h2 id=\"h-why-the-cycle-matters\" class=\"wp-block-heading\"><strong>Why The Cycle Matters<\/strong><\/h2>\n\n\n\n<h3 id=\"h-metabolic-flexibility\" class=\"wp-block-heading\">Metabolic Flexibility<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Metabolic flexibility means the body can shift fuel use to match the moment. After a meal, glucose use should rise. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">During fasting, sleep, or easy movement, fat use should rise. In insulin resistance and obesity, this switching often becomes less smooth. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The body can get stuck in a less adaptive state, where fuel choice does not match the task well (<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5513193\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Goodpaster and Sparks, 2017<\/a> <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC2584808\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Galgani et al., 2008<\/a>).<\/p>\n\n\n\n<h3 id=\"h-more-than-one-cause\" class=\"wp-block-heading\">More Than One Cause<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The Randle cycle helps explain part of insulin resistance, but not all of it. Modern research points to several linked factors:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>excess fuel supply over time<\/li>\n\n\n\n<li>changes in mitochondria and cell signaling<\/li>\n\n\n\n<li>altered fat handling in muscle and liver<\/li>\n\n\n\n<li>impaired response to insulin<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These factors can overlap. That is why no single model fully explains every case (<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/10905472\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Kelley and Mandarino, 2000<\/a> <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC4765362\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Muoio, 2014<\/a>).<\/p>\n\n\n\n<h3 id=\"h-mixed-meals-amp-energy-load\" class=\"wp-block-heading\">Mixed Meals &amp; Energy Load<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The Randle cycle does not mean a person must never eat fat and carbohydrate in the same meal. Real food is often mixed. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The key point is about total load, timing, and the body\u2019s ability to switch. A system under chronic overload may struggle more when both fuels stay high across the day. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Researchers now use terms like metabolic inflexibility to describe that state (<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5513193\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Goodpaster and Sparks, 2017<\/a> <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC4765362\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Muoio, 2014<\/a>).<\/p>\n\n\n\n<h2 id=\"h-practical-meaning\" class=\"wp-block-heading\"><strong>Practical Meaning<\/strong><\/h2>\n\n\n\n<h3 id=\"h-meal-rhythm\" class=\"wp-block-heading\">Meal Rhythm<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A clear meal rhythm gives the body time to move from one fuel state to another. After eating, glucose handling rises. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Between meals and overnight, fat use can rise again. Constant snacking may shorten that shift time in some people, though the effect will vary with total food intake, body size, health status, and activity level (<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC6093334\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Smith et al., 2018<\/a>).<\/p>\n\n\n\n<h3 id=\"h-activity-helps-switching\" class=\"wp-block-heading\">Activity Helps Switching<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Muscle contraction helps move glucose into cells and raises energy demand. This gives the body another route to use fuel well. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Regular movement also supports better fuel switching over time, especially when paired with energy balance (<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5513193\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Goodpaster and Sparks, 2017<\/a>).<\/p>\n\n\n\n<h3 id=\"h-simple-reading-of-the-dilemma\" class=\"wp-block-heading\">Simple Reading Of The Dilemma<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The glucose fat energy dilemma is really a fuel choice problem. The body needs both fuels. What matters is when each one is used, how much is present, and how well the switch works. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The Randle cycle remains a strong teaching tool because it turns a complex process into a clear question: which fuel is the cell being pushed to burn right now (<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC2739696\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Hue and Taegtmeyer, 2009<\/a>)?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Before changing your diet, supplements, or health routine, talk with a licensed healthcare professional. For any health concerns or questions about a medical condition, get guidance from a physician or another appropriately trained clinician.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style id=\"oi-smart-suggested-posts-css\">\n            .oi-sp,\n            .oi-sp *,\n            .oi-sp *::before,\n            .oi-sp *::after {\n                box-sizing: border-box !important;\n            }\n\n            .oi-sp {\n                display: block !important;\n                width: 100% !important;\n                max-width: 100% !important;\n                margin: 2rem 0 !important;\n                padding: 0 !important;\n                clear: both !important;\n                font-family: inherit !important;\n                color: #111 !important;\n            }\n\n            .oi-sp-heading {\n                display: block !important;\n                width: 100% !important;\n                margin: 0 0 1rem 0 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flex-direction: column !important;\n                align-items: stretch !important;\n                justify-content: flex-start !important;\n                width: 100% !important;\n                gap: 0 !important;\n                margin: 0 !important;\n                padding: 0 !important;\n            }\n\n            .oi-sp-top .oi-sp-card {\n                display: flex !important;\n                flex-direction: column !important;\n                width: 100% !important;\n                max-width: 100% !important;\n                margin: 0 0 1.15rem 0 !important;\n                border-radius: 12px !important;\n            }\n\n            .oi-sp-top .oi-sp-card:last-child {\n                margin-bottom: 0 !important;\n            }\n\n            .oi-sp-top .oi-sp-thumb {\n                aspect-ratio: 16 \/ 9 !important;\n            }\n\n            .oi-sp-top .oi-sp-body {\n                display: flex !important;\n                flex-direction: column 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!important;\n                font-weight: 800 !important;\n            }\n\n            @media (max-width: 900px) {\n                .oi-sp-smart .oi-sp-grid,\n                .oi-sp-similar .oi-sp-grid,\n                .oi-sp-related .oi-sp-grid,\n                .oi-sp-cornerstone .oi-sp-grid,\n                .oi-sp-pillar .oi-sp-grid,\n                .oi-sp-hub .oi-sp-grid,\n                .oi-sp-recent .oi-sp-grid,\n                .oi-sp-trending .oi-sp-grid {\n                    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;\n                }\n\n                .oi-sp-top .oi-sp-grid {\n                    display: flex !important;\n                    flex-direction: column !important;\n                }\n            }\n\n            @media (max-width: 640px) {\n                .oi-sp-smart .oi-sp-grid,\n                .oi-sp-similar .oi-sp-grid,\n                .oi-sp-related .oi-sp-grid,\n                .oi-sp-cornerstone .oi-sp-grid,\n                .oi-sp-pillar .oi-sp-grid,\n                .oi-sp-hub .oi-sp-grid,\n                .oi-sp-recent .oi-sp-grid,\n                .oi-sp-trending .oi-sp-grid {\n                    grid-template-columns: 1fr !important;\n                }\n\n                .oi-sp-top .oi-sp-grid {\n                    display: flex !important;\n                    flex-direction: column !important;\n                }\n\n                .oi-sp-heading {\n                    font-size: 1.2rem !important;\n                }\n            }\n        <\/style><section class=\"oi-sp oi-sp-smart\" data-oi-sp-mode=\"smart\" aria-label=\"Suggested Posts\"><h2 class=\"oi-sp-heading\">Suggested Posts<\/h2><div class=\"oi-sp-grid\"><a class=\"oi-sp-card oi-sp-card-smart\" href=\"https:\/\/openintegrative.com\/blog\/uric-acid-management\/\"><div class=\"oi-sp-thumb\"><img decoding=\"async\" width=\"600\" height=\"600\" data-src=\"https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/05\/uric-acid.webp\" class=\"attachment-medium_large size-medium_large wp-post-image lazyload\" alt=\"\" data-srcset=\"https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/05\/uric-acid.webp 600w, https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/05\/uric-acid-300x300.webp 300w, https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/05\/uric-acid-150x150.webp 150w\" data-sizes=\"auto, (max-width: 600px) 100vw, 600px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 600px; --smush-placeholder-aspect-ratio: 600\/600;\" \/><\/div><div class=\"oi-sp-body\"><div class=\"oi-sp-title\">High Uric Acid Causes, Effects &amp; Management<\/div><div class=\"oi-sp-excerpt\">Key Takeaways Uric acid rises when the body makes too much or clears too little. High uric acid...<\/div><div class=\"oi-sp-read\">Read More<\/div><\/div><\/a><a class=\"oi-sp-card oi-sp-card-smart\" href=\"https:\/\/openintegrative.com\/blog\/how-hormones-coordinate-whole-body-energy\/\"><div class=\"oi-sp-thumb\"><img decoding=\"async\" width=\"600\" height=\"600\" data-src=\"https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/03\/testosterone-2901425_640.webp\" class=\"attachment-medium_large size-medium_large wp-post-image lazyload\" alt=\"hormones\" data-srcset=\"https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/03\/testosterone-2901425_640.webp 600w, https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/03\/testosterone-2901425_640-300x300.webp 300w, https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/03\/testosterone-2901425_640-150x150.webp 150w\" data-sizes=\"auto, (max-width: 600px) 100vw, 600px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 600px; --smush-placeholder-aspect-ratio: 600\/600;\" \/><\/div><div class=\"oi-sp-body\"><div class=\"oi-sp-title\">How Hormones Coordinate Whole Body Energy Use<\/div><div class=\"oi-sp-excerpt\">Key Takeaways Hormones move fuel where and when it is needed. The brain helps set energy use for...<\/div><div class=\"oi-sp-read\">Read More<\/div><\/div><\/a><a class=\"oi-sp-card oi-sp-card-smart\" href=\"https:\/\/openintegrative.com\/blog\/metabolic-syndrome-managing-this-health-risk\/\"><div class=\"oi-sp-thumb\"><img decoding=\"async\" width=\"600\" height=\"600\" data-src=\"https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/03\/metabolic-syndrome-h.webp\" class=\"attachment-medium_large size-medium_large wp-post-image lazyload\" alt=\"\" data-srcset=\"https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/03\/metabolic-syndrome-h.webp 600w, https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/03\/metabolic-syndrome-h-300x300.webp 300w, https:\/\/openintegrative.com\/blog\/wp-content\/uploads\/2026\/03\/metabolic-syndrome-h-150x150.webp 150w\" data-sizes=\"auto, (max-width: 600px) 100vw, 600px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 600px; --smush-placeholder-aspect-ratio: 600\/600;\" \/><\/div><div class=\"oi-sp-body\"><div class=\"oi-sp-title\">Metabolic Syndrome: Managing This Health Risk<\/div><div class=\"oi-sp-excerpt\">Key Takeaways Metabolic syndrome is a cluster of blood sugar, waist, blood pressure, and lipid problems. Insulin resistance...<\/div><div class=\"oi-sp-read\">Read More<\/div><\/div><\/a><\/div><\/section>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\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 id=\"h-research\" class=\"wp-block-heading\"><strong>Research<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Randle, P.J., Garland, P.B., Hales, C.N. and Newsholme, E.A., 1963. The glucose fatty-acid cycle: its role in insulin sensitivity and the metabolic disturbances of diabetes mellitus. The Lancet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hue, L. and Taegtmeyer, H., 2009. The Randle cycle revisited: a new head for an old hat. American Journal of Physiology-Endocrinology and Metabolism.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kelley, D.E. and Mandarino, L.J., 2000. Fuel selection in human skeletal muscle in insulin resistance: a reexamination. Diabetes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ferrannini, E., Barrett, E.J., Bevilacqua, S. and DeFronzo, R.A., 1983. Effect of fatty acids on glucose production and utilization in man. Journal of Clinical Investigation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Roden, M., Price, T.B., Perseghin, G., Petersen, K.F., Rothman, D.L., Cline, G.W. and Shulman, G.I., 1996. Mechanism of free fatty acid\u2013induced insulin resistance in humans. Journal of Clinical Investigation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sidossis, L.S. and Wolfe, R.R., 1996. Glucose and insulin-induced inhibition of fatty acid oxidation: the glucose\u2013fatty acid cycle reversed. American Journal of Physiology.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Goodpaster, B.H. and Sparks, L.M., 2017. Metabolic flexibility in health and disease. Cell Metabolism.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Galgani, J.E., Moro, C. and Ravussin, E., 2008. Metabolic flexibility and insulin resistance. American Journal of Physiology-Endocrinology and Metabolism.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Muoio, D.M., 2014. Metabolic inflexibility: when mitochondrial indecision leads to metabolic gridlock. Cell.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Smith, R.L., Soeters, M.R., W\u00fcst, R.C.I. and Houtkooper, R.H., 2018. Metabolic flexibility as an adaptation to energy resources and requirements in health and disease. Endocrine Reviews.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Boden, G., Chen, X., Ruiz, J., White, J.V. and Rossetti, L., 1994. Mechanisms of fatty acid\u2013induced inhibition of glucose uptake. Journal of Clinical Investigation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Boden, G., Jadali, F., White, J. et al., 1991. Effects of fat on insulin-stimulated carbohydrate metabolism in normal men. Journal of Clinical Investigation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Boden, G., 1997. Role of fatty acids in the pathogenesis of insulin resistance and NIDDM. Diabetes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Boden, G., 2008. Obesity and free fatty acids. Endocrinology and Metabolism Clinics of North America.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Koves, T.R., Ussher, J.R., Noland, R.C. et al., 2008. Mitochondrial overload and incomplete fatty acid oxidation contribute to skeletal muscle insulin resistance. Cell Metabolism.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Roden, M., 2004. How free fatty acids inhibit glucose utilization in human skeletal muscle. Proceedings of the National Academy of Sciences.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Corpeleijn, E., Saris, W.H.M. and Blaak, E.E., 2009. Metabolic flexibility in the development of insulin resistance and type 2 diabetes: effects of lifestyle. Obesity Reviews.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kelley, D.E., 2005. Skeletal muscle fat oxidation: timing and flexibility are everything. Journal of Clinical Investigation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Shulman, G.I., 2000. Cellular mechanisms of insulin resistance. Journal of Clinical Investigation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Randle, P.J., 1998. Regulatory interactions between lipids and carbohydrates: the glucose fatty acid cycle after 35 years. Diabetes\/Metabolism Reviews.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Key Takeaways The Randle cycle is a way to think about how the body chooses fuel. It helps explain why cells may burn more fat at one time and more glucose at another. It also helps show why mixed energy overload can stress normal fuel control (Randle et al., 1963 Hue and Taegtmeyer, 2009). What &#8230; <a title=\"The Randle Cycle: Glucose Fat Energy Dilemma\" class=\"read-more\" href=\"https:\/\/openintegrative.com\/blog\/the-randle-cycle-glucose-fat-energy-dilemma\/\" aria-label=\"Read more about The Randle Cycle: Glucose Fat Energy Dilemma\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":1575,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","_wpscppro_dont_share_socialmedia":false,"_wpscppro_custom_social_share_image":0,"_facebook_share_type":"default","_twitter_share_type":"default","_linkedin_share_type":"default","_pinterest_share_type":"default","_linkedin_share_type_page":"default","_instagram_share_type":"default","_medium_share_type":"default","_threads_share_type":"default","_google_business_share_type":"default","_selected_social_profile":[],"_wpsp_enable_custom_social_template":false,"_wpsp_social_scheduling":{"enabled":false,"datetime":null,"platforms":[],"status":"template_only","dateOption":"today","timeOption":"now","customDays":"","customHours":"","customDate":"","customTime":"","schedulingType":"absolute"},"_wpsp_active_default_template":true},"categories":[227,156],"tags":[252,259,681],"class_list":["post-570","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-metabolic-health","category-metabolic-syndrome","tag-blood-lipids","tag-blood-sugar","tag-randle-cycle","no-featured-image-padding"],"acf":[],"yoast_head":"<!-- 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