Welcome to The Metabolic Classroom, a nutrition and lifestyle podcast focused on metabolism, which is how our bodies use energy, and the truth behind why we get sick and fat. Every week, Dr. Ben Bikman shares valuable insights that you can apply in your own life and share with friends and loved ones. The Metabolic Classroom is brought to you by BenBikman.com and InsulinIQ.com.
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📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Note: Our friends at SiBio CKM are offering a 5% discount using the code BEN5 at checkout. However, their CKM is not yet available in the United States and Canada. It is currently available in selected countries including the UK, Australia, Ireland, the Netherlands, and Germany. You can view the full list of supported countries on...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Retatrutide activates GLP-1, GIP, and glucagon receptors, combining appetite suppression with increased energy expenditure and powerful liver fat reduction. Dr. Bikman argues that its best use is not as a permanent shortcut, but as a tool to help people regain control over food habits and eventually reduce reliance on medic...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Tirzepatide activates both GLP-1 and GIP receptors, producing weight loss primarily through appetite suppression, slower gastric emptying, reduced cravings, and improved insulin sensitivity—not by forcing the pancreas to make more insulin. Dr. Bikman argues that its best use may be as a temporary tool to help people regain ...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Nuclear receptors inside fat cells respond to lipid-soluble signals and help determine whether cells become fat cells and how they store energy. Although drugs, dietary fats, cortisol, and environmental chemicals can influence these receptors, insulin remains the dominant upstream signal controlling fat-cell growth and stor...
Topic: Peripheral neuropathy is not caused by high glucose alone, but by the combined effects of hyperglycemia, insulin resistance, and glycemic variability. Protecting nerves requires improving insulin sensitivity and reducing glucose swings—not just lowering A1C. Summary: Ben explains why peripheral neuropathy is not simply a “high blood sugar” problem. While hyperglycemia clearly damages nerves, the story is more complex—especially in type 2 diabetes, where intensive glucose control does not ...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: The vagus nerve is a major communication line between the brain and abdominal organs, helping regulate liver glucose output, gut-brain signaling, and pancreatic insulin secretion. When this neural system is disrupted—by obesity, inflammation, surgery, or altered autonomic balance—nutrient handling and metabolic control can ...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Summary: In this lecture, Dr. Ben Bikman explores how skeletal muscle fiber type influences insulin sensitivity and diabetes risk. While muscle is the body’s largest site of insulin-stimulated glucose disposal, not all muscle behaves the same. Different fiber types carry different amounts of the molecular machinery needed to respo...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Summary: GLP-1 has become one of the most talked-about hormones in modern medicine, largely due to the rise of GLP-1 receptor agonist drugs for weight loss. In this lecture, Dr. Ben Bikman shifts the focus from how GLP-1 affects insulin to the overlooked reverse question: how insulin affects GLP-1. That shift reveals a deeper meta...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Creatine supports brain function by rapidly regenerating ATP, making it essential for cognitive performance, especially under conditions of stress or low baseline levels. Clinical evidence shows it can improve memory, attention, mood, and resilience—particularly in vegetarians, older adults, women, and sleep-deprived indivi...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Most people think of gum disease as a local dental issue, but this lecture reveals a much broader and more consequential reality. Dr. Ben Bikman explains how the mouth serves as a gateway to systemic inflammation, particularly when periodontal disease allows bacteria and their toxic byproducts to enter the bloodstream. Once this h...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Ivermectin is a Nobel Prize-winning drug with emerging evidence showing it influences mitochondria, inflammation, and metabolic signaling pathways such as AMPK and FXR. While most data is still preclinical, its consistent mechanisms and strong safety record make it a compelling candidate for further research in cancer and m...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Sleep loss alters key hunger hormones—reducing leptin and increasing ghrelin—while simultaneously activating reward pathways that increase cravings for calorie-dense foods. Because sleep and appetite hormones influence each other in both directions, improving sleep quality may be one of the most powerful tools for regulatin...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Alzheimer’s disease has traditionally been explained by the buildup of amyloid plaques in the brain, but growing evidence suggests this theory does not fully account for the disease or lead to effective treatments. A metabolic perspective proposes that Alzheimer’s may instead be driven by brain insulin resistance, which dis...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site : https://insuliniq.com Topic: Metabolic disease is driven more by fat cell size and adipose tissue dysfunction than by total body fat. Ethnicity, genetics, and personal fat storage capacity determine when fat becomes metabolically dangerous. Summary: Dr. Bikman explores a profound but underappreciated truth in metabolic health: it is not how much fat y...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Bile acids are powerful hormone-like signaling molecules that regulate liver fat, glucose production, insulin sensitivity, energy expenditure, inflammation, and GLP-1 release through FXR and TGR5 receptors. Gallbladder function and bile acid signaling play a far greater role in metabolic health than most people realize. Sum...
Dr. Ben Bikman critiques the long-held belief that LDL cholesterol is the primary driver of heart disease, presenting data that nearly half of heart attack patients have normal LDL levels. He asserts that metabolic dysfunction, especially insulin resistance, and markers like the triglyceride-to-HDL ratio are far stronger predictors of cardiovascular risk. The episode also questions the modest benefits of statins in primary prevention, advocating for a shift towards a metabolism-centric approach to heart health.
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Exercise prompts your muscles to release extracellular vesicles — tiny molecular packages that deliver health-boosting instructions to your brain, liver, fat, and more. These signals improve metabolism, reduce inflammation, and may even help reverse insulin resistance and obesity-related damage. Summary: Dr. Ben Bikman expl...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: This episode explores how the NAD⁺/NADH ratio acts as a key metabolic switch, where excess NADH—often driven by high glucose intake—leads to insulin resistance and cellular dysfunction. Ben highlights how lifestyle changes, not supplements, offer the most effective way to restore balance and protect metabolic health. Summar...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.com Topic: Ben explains how AMPK and mTOR are critical regulators of aging and metabolism, and how their balance can be influenced by diet and lifestyle. Instead of drugs like rapamycin, strategies like carbohydrate restriction and ketosis offer a safer path to optimizing longevity. Summary: In this Metabolic Classroom mini lecture, D...
Listen ad-free by becoming an Insider: https://benbikman.com Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind Dr. Bikman’s Community & Coaching Site, Insulin IQ: https://insuliniq.com Nicotine may not be the addictive villain it's made out to be. When separated from cigarette smoke, it shows surprising anti-inflammatory and neurological potential. Summary: In this Metabolic Classroom mini lecture, Dr. Ben Bikman revisits the molecule nicotine—no...
Listen ad-free by becoming an Insider: https://www.benbikman.com References: For complete show notes and references, we invite you to become an Insider subscriber. You’ll enjoy real-time, livestream Metabolic Classroom access which includes live Q&A with Ben after the lecture, unlimited access to Dr. Bikman’s Digital Mind, ad-free podcast episodes, show notes and references, and online, live Office Hours access with Ben. It also includes Ben’s Weekly Research Review Podcast. 📢 Ask Dr. Bikma...
This episode clarifies glucagon's critical, yet often-misunderstood, role in human metabolism, emphasizing its primary action in the liver to promote fat oxidation and ketogenesis, rather than directly mobilizing fat from adipose tissue, which is a common misconception from rodent studies. Dr. Bikman explains the molecular mechanisms involved and discusses how new dual and triple agonist drugs leverage glucagon's effects for superior weight loss outcomes and fatty liver resolution. He also provides lifestyle strategies like low-carb diets and fasting to naturally optimize glucagon signaling for better metabolic health.
📢 Become an Insider: h ttps://benbikman.com 📢 Ben’s LPS/Leaky Gut Recommendations: https://us.fullscript.com/plans/insuliniq-leaky-gut-recommendations 📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site, Insulin IQ: https://insuliniq.com In this Metabolic Classroom lecture, Ben explains how lipopolysaccharides (LPS)—toxic molecules from gram-negative gut bacteria—can escape into the bloodstream through...
📢 To listen ad-free, become an Insider: Ben’s website, https://www.benbikman.com 📢 Dr. Bikman’s Community & Coaching Site, Insulin IQ: https://insuliniq.com In this episode Dr. Bikman explores the concept of “male menopause,” more accurately termed andropause. While women experience a dramatic hormonal drop-off due to the depletion of ovarian follicles, men experience a gradual decline in testosterone, primarily because their testosterone-producing Leydig cells become less efficient with a...
📢 To listen ad-free, become an Insider: Ben’s website, https://www.benbikman.com 📢 Dr. Bikman’s Community & Coaching Site, Insulin IQ: https://insuliniq.com In this mini lecture, Dr. Bikman explains the powerful metabolic effects of long-chain omega-3 fatty acids—specifically EPA and DHA—on fat metabolism and muscle growth. Ben starts by clarifying the difference between plant-based ALA and animal-based EPA/DHA, emphasizing that only the latter provide meaningful metabolic benefits. Plant-...
Listen Ad-Free: https://benbikman.com In this Metabolic Classroom mini lecture, Dr. Bikman explores the powerful effects of ketones—particularly beta-hydroxybutyrate (BHB)—on the cardiovascular system. While ketones are typically thought of as a backup fuel, Ben explains how they are, in fact, an adaptive and efficient energy source that can support heart function in both healthy and failing states. Ben breaks down groundbreaking studies showing that ketones increase cardiac output, reduce vascu...
Listen Ad-Free: https://benbikman.com In this mini-lecture, Ben explores the biochemical and physiological differences between plant and animal proteins—avoiding environmental or ethical debates and focusing strictly on metabolism and human health. He breaks down essential amino acids, emphasizing that animal proteins are "complete" sources, while most plant proteins fall short—particularly in leucine, which is vital for muscle protein synthesis. Dr. Bikman also discusses digestibility and bioav...
📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site, Insulin IQ: https://insuliniq.com 📢 Become an Insider, Ben’s website: https://www.benbikman.com In this lecture, Dr. Bikman explores how ketogenesis—our body's ability to produce ketones from fat—operates differently in men and women. While the foundational metabolic machinery is the same, hormonal influences, fat distribution, and physiological deman...
📢 Ask Dr. Bikman’s Digital Mind: https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site, Insulin IQ: https://insuliniq.com 📢 Become an Insider, Ben’s website: https://www.benbikman.com In this mini lecture Dr. Bikman explores how concussions cause more than just structural damage to the brain—they create a serious metabolic energy crisis. A concussion reduces the brain’s ability to use glucose by impairing glucose transporters and glycolytic enzymes, le...
📢 Ask Dr. Bikman’s Digital Mind: https://benbikman.com/ben-bikmans-digital-ai-mind 📢 Dr. Bikman’s Community & Coaching Site, Insulin IQ: https://insuliniq.com 📢 Become an Insider, Ben’s website: https://www.benbikman.com In this Metabolic Classroom lecture, Dr. Bikman explains the crucial role of plasmalogens—a unique type of fat found in the membranes of cells, especially in metabolically active tissues like the brain, heart, and fat cells. These special fats help keep cells flexible, su...
