Episode #156: Is An 80% Carbohydrate Based Diet Healthy?

In this fascinating episode with repeat guest Tim Gray, you’ll get to dive into the world of cutting-edge health through the lens of the Health Optimisation Summit—Europe’s premier biohacking and wellness event. I’ve had the honor of being a keynote speaker at this incredible gathering in the past, and I’ll be back on stage again this year in London, September 13–14. If you want to connect with world-class speakers, explore health and longevity’s best-kept secrets, test cutting-edge tech, and sample the industry’s cleanest supplements and foods, you won’t want to miss this event—you can click here to discover more and grab your ticket at a discounted price (for a limited time only)! Full show notes: https://bengreenfieldlife.com/tim2025 Episode Sponsors: Timeline Nutrition: Give your cells new life with high-performance products powered by Mitopure, Timeline's powerful ingredient that unlocks a precise dose of the rare Urolithin A molecule and promotes healthy aging. Go to shop.timeline.com/BEN and use code BEN to get 20% off your order. Pique: Pique Teas are where plants and science intersect to produce teas and supplements of unrivaled efficacy, purity, and convenience. Go to Piquelife.com/Ben to get 20% off for life, plus a free starter kit with a rechargeable frother and glass beaker to elevate your ritual. Truvaga: Balance your nervous system naturally with Truvaga's vagus nerve stimulator. Visit Truvaga.com/Greenfield and use code GREENFIELD30 to save $30 off any Truvaga device. Calm your mind, focus better, and recover faster in just two minutes. LMNT: Everyone needs electrolytes, especially those on low-carb diets, who practice intermittent or extended fasting, are physically active, or sweat a lot. Go to DrinkLMNT.com/BenGreenfield to get a free sample pack with your purchase! IM8: Ditch the cabinet full of supplements—IM8 packs 92 powerhouse ingredients into one delicious scoop for all-day energy, gut health, and cellular support. Go to IM8Health.com and use code BEN for an exclusive gift—fuel your body the right way!See omnystudio.com/listener for privacy information.

26 Juli 56min

In this exciting new episode, you’ll get to discover the next level of botanical medicine with return guest Dr. Nick Berry—licensed pharmacist, herbal alchemist, and founder of Essential Oil Wizardry. Known for blending cutting-edge science with ancient plant wisdom, Nick returns to share his latest inspirations, personal rituals, and powerful plant-based tools for vitality, emotional balance, and elevated living. Whether you're curious about herbs, sensual oils, energy medicine, or simply want to upgrade your morning routine, this episode is packed with grounded wisdom and practical tools you can start using today. Full show notes: https://bengreenfieldlife.com/wizardryoils Episode Sponsors: Ketone-IQ: Ketones are a uniquely powerful macronutrient that can cross the blood-brain barrier and increase brain energy and efficiency. With a daily dose of Ketone-IQ, you'll notice a radical boost in focus, endurance, and performance. Save 30% off your first subscription order of Ketone-IQ at Ketone.com/BENG. Organifi Green Juice: Reset your body with Organifi Green Juice! With 11 superfoods, 600mg of ashwagandha, and certified organic ingredients, it curbs cravings, supports stress, and fuels your day. Go to organifi.com/Ben for 20% off! Quantum Upgrade: Recent research has revealed that the Quantum Upgrade was able to increase ATP production by a jaw-dropping 20–25% in human cells. Unlock a 15-day free trial with the code BEN15 at quantumupgrade.io. ZBiotics Pre-Alcohol Probiotic: The world's first genetically engineered probiotic that helps break down the toxic byproduct of alcohol, Zbiotics Pre-Alcohol allows you to enjoy your night out and feel great the next day. Order with the confidence of a 100% money-back guarantee and 15% off your first order at zbiotics.com/BEN15 when you use code BEN15. BON CHARGE: BON CHARGE is a holistic wellness brand with a wide range of products that naturally address the issues of modern life. Their products can help you sleep and perform better, recover faster, balance hormones, reduce inflammation, and so much more. Go to boncharge.com/GREENFIELD and use coupon code GREENFIELD to save 15%.See omnystudio.com/listener for privacy information.

24 Juli 59min

In this episode, you'll get to explore why melatonin is far more than just a sleep aid. You’ll dive into the science with Dr. Deanna Minich, a nutrition scientist, certified functional medicine practitioner, and one of the world’s leading voices on melatonin research. If you’ve ever felt unsure about supplementing with melatonin—or just want to optimize your sleep, longevity, and resilience—this episode clears up the confusion and gives you science-backed tools you can actually use. Full show notes: https://bengreenfieldlife.com/melatoninmyths Episode Sponsors: LVLUP Health: I trust and recommend LVLUP Health for your peptide needs as they third-party test every single batch of their peptides to ensure you’re getting exactly what you pay for and the results you’re after! Head over to lvluphealth.com/BGL and use code BEN15 for a special discount on their game-changing range of products. MASA Chips: Introducing the best guilt-free snack on the market: classic, seed oil-free tortilla chips with only 3 natural ingredients. Go to masachips.com/greenfield and get 25% off your first order! CAROL Bike: The science is clear—CAROL Bike is your ticket to a healthier, more vibrant life. And for a limited time, you can get $100 off yours with the code BEN. Don't wait any longer, join over 25,000 riders and visit carolbike.com/ben today. Timeline Nutrition: Give your cells new life with high-performance products powered by Mitopure, Timeline's powerful ingredient that unlocks a precise dose of the rare Urolithin A molecule and promotes healthy aging. Go to shop.timeline.com/BEN and use code BEN to get 20% off your order. LeelaQ: Not only do LeelaQ’s products neutralize EMFs, increase ATP production, optimize HRV, and improve blood flow, but they've been third-party proven to do so in placebo-controlled double-blind studies. Visit leelaq.com/ben and use code BEN10 for 10% off.See omnystudio.com/listener for privacy information.

19 Juli 55min

In this episode, you’ll get to explore what it really means to have a healthy gut—and why most gut tests only skim the surface. With the guidance of Dr. Alex Mohr, Director of Microbiomics at Theriome, you’ll move beyond generic advice and start decoding the true complexity of your own microbiome. Whether you're biohacking your way to peak performance or just want to feel better day-to-day, this episode gives you a powerful roadmap for making your gut data work for you, not just overwhelm you. Full show notes: https://bengreenfieldlife.com/theriome Episode Sponsors: Qualia: Qualia NAD+ is clinically proven, in multiple double-blind, placebo-controlled studies, to increase NAD+ levels by an average of 67%. Visit qualialife.com/boundless and use code BOUNDLESS for 15% off your order, backed by a 100-day money-back guarantee. Just Thrive: For a limited time, you can save 20% off a 90-day bottle of Just Thrive Probiotic and Just Calm at justthrivehealth.com/ben with promo code BEN. That’s like getting a month for FREE—take control today with Just Thrive! RoXiva: Experience the world-class RX1 lamp—an immersive, multisensory tool designed to transport you into deeper, expanded states of awareness through meticulously crafted light and sound journeys. Get yours now by going to roXiva.com/ben! Seatopia: Seatopia delivers lab-tested, sushi-grade seafood that’s verified to be mercury-safe and free from detectable microplastics. Frozen at peak freshness, you'll receive the benefits of super nutrients like EPA, DHA, selenium, zinc, and vitamin D. Right now, you can save 15% on your first box and get a FREE 1:1 chef-led cooking class to kick-start your journey to cooking gourmet seafood at home by going to seatopia.fish/ben or by using code BEN at checkout. MOSH: MOSH's signature blend offers a plant-based, high-protein bar that is a great source of vitamin D and an excellent source of vitamin B12. Head to moshlife.com/BEN to save 20% off, plus FREE shipping on either the Best Sellers Trial Pack or the new Plant-Based Trial Pack.See omnystudio.com/listener for privacy information.

17 Juli 1h 6min

In this episode, you’ll get to discover the fascinating world of Piedmontese beef as you follow along while an entire cow is unboxed—cut by cut—with Dr. Phil Bass. You’ll learn what makes this rare breed so unique, from its double-muscling genetics to the Italian seam butchery techniques that preserve tenderness, enhance flavor, and honor the natural structure of the animal. Phil brings decades of experience and a deep respect for musculature, showing you how the anatomical approach to butchery leads to superior cuts you won’t find in the grocery store.Whether you're a seasoned home cook or just curious about where your meat comes from, this episode will completely change the way you think about beef. Full show notes: https://bengreenfieldlife.com/eatmeat Episode Sponsors: BEAM Minerals: If you want to up your mineral game, give BEAM Minerals a try. Go to beamminerals.com and use code BEN at checkout for 20% off your order. Quantum Upgrade: Recent research has revealed that the Quantum Upgrade was able to increase ATP production by a jaw-dropping 20–25% in human cells. Unlock a 15-day free trial with the code BEN15 at quantumupgrade.io. Organifi Sunrise: Organifi’s Sunrise Kit includes their signature Green, Red, and Gold Juice blends. Get free shipping and 20% off your order of the Sunrise to Sunset Kit by going to organifi.com/ben. Thorne: Thorne is all about science-backed supplements—ultra clean, rigorously tested, and trusted by over 100 pro sports teams and U.S. National Teams. Ready to level up your performance? Check out Thorne’s Creatine, Magnesium Bisglycinate, Daily Electrolytes, and more at Thorne.com. BIOptimizers Magnesium Breakthrough: The 7 essential forms of magnesium included in this full-spectrum serving help you relax, unwind, and turn off your active brain after a long and stressful day so you can rest peacefully and wake up feeling refreshed, vibrant, and alert. Go to bioptimizers.com/ben and use code ben10 for 10% off any order.See omnystudio.com/listener for privacy information.

12 Juli 46min

In this fascinating episode, you’ll get to discover the powerful link between cold plunge therapy and sexual health with Dr. Thomas Seager, author of Uncommon Cold: The Science & Experience of Cold Plunge Therapy. You’ll explore how cold exposure can naturally boost testosterone in both men and women, support prostate health, enhance mitochondrial function, and address issues like infertility and metabolic dysfunction. Whether you're curious or committed to cold plunges, this episode will give you practical tools to take your health to the next level! Full show notes: https://bengreenfieldlife.com/uncommon Episode Sponsors: Hiya: Give your kids the full-body nourishment they need to grow into healthy adults. I’ve secured a special deal with Hiya on their best-selling children's vitamin—get 50% off your first order today! To claim this deal, you must go to hiyahealth.com/BEN (it is not available on their regular website). Troscriptions: Explore Troscriptions' revolutionary buccal troche delivery system that bypasses digestion to deliver pharmaceutical-grade, physician-formulated health optimization compounds directly through your cheek mucosa for faster onset and higher bioavailability than traditional supplements. Discover a completely new way to optimize your health at troscriptions.com/BEN or enter BEN at checkout for 10% off your first order. Ketone-IQ: Ketones are a uniquely powerful macronutrient that can cross the blood-brain barrier and increase brain energy and efficiency. With a daily dose of Ketone-IQ, you'll notice a radical boost in focus, endurance, and performance. Save 30% off your first subscription order of Ketone-IQ at Ketone.com/BENG. Prolon: Prolon's 5-Day Fasting Nutrition Program is scientifically tested and patented to nourish your body while keeping it in a physiological fasted state. Right now, you can save 15% on your 5-day nutrition program when you go to prolonlife.com/GREENFIELD. Thrive Market: Discover how Thrive Market delivers premium, clean-label groceries from top brands like Simple Mills and Primal Kitchen at up to 30% off retail prices, making healthy eating accessible without compromising your budget or values. Skip the junk without overspending—visit thrivemarket.com/ben for 30% off your first order plus a FREE $60 gift.See omnystudio.com/listener for privacy information.

10 Juli 58min

James Arthur Smith, who first joined me for the episode, “Why Wild-Caught Fish Isn’t Necessarily Better, The Truth About Farmed Fish, How To Get Guilt-Free, Gourmet Seafood, Delicious DIY Sushi & Sashimi Recipes & Much More!,” is a regenerative food systems entrepreneur, ocean advocate, and founder of Seatopia—a direct-to-consumer seafood company building the future of clean, functional nutrition through a restorative relationship with the sea. Now based in Kaua’i, James Arthur is the proud father of two ocean-loving daughters and a loyal Belgian Malinois. Whether hosting full moon dinner rituals, crafting spirulina crudo, or collaborating with chefs and scientists, he continues to lead by example, championing a seafood future that’s clean, transparent, and deeply regenerative. Full show notes: https://bengreenfieldlife.com/seatopia2 Episode Sponsors: Pique: Pique Teas are where plants and science intersect to produce teas and supplements of unrivaled efficacy, purity, and convenience. Go to Piquelife.com/Ben to get 20% off for life, plus a free starter kit with a rechargeable frother and glass beaker to elevate your ritual. Timeline Nutrition: Give your cells new life with high-performance products powered by Mitopure, Timeline's powerful ingredient that unlocks a precise dose of the rare Urolithin A molecule to promote healthy aging. Go to shop.timeline.com/BEN and use code BEN to get 20% off your order. Jaspr: Breathe air so clean you can smell the difference with the Jaspr commercial-grade air purifier. Visit Jaspr.co/ben and use code BEN for 10% off. Calroy: Head on over to calroy.com/ben and save over $50 when you purchase the Vascanox (a breakthrough product providing nitric oxide support for up to 24 hours with a single dose) and Arterosil (a premier supplement to support the endothelial glycocalyx—the fragile inner lining of the entire vascular system) bundle at calroy.com/ben. Plus, you'll receive a free canister of 2-in-1 Nitric Oxide Test Strips with a 3-pack bundle purchase. Vandy Crisps: Vandy Crisps are traditional potato chips handmade in small batches with only three very high-quality ingredients: heirloom naturally grown potatoes, grass-fed beef tallow, and sea salt—made the way chips were 100 years ago. Try them for yourself and get 25% off when you go to vandycrisps.com/GREENFIELD and use code Greenfield.See omnystudio.com/listener for privacy information.

5 Juli 1h 3min

Dr. Emily Splichal, who first joined me for this episode on how to get stronger feet and then this episode on how to get rid of your bunions, is a renowned functional podiatrist, human movement specialist, and global leader in barefoot science and movement longevity. With over two decades of experience in sports medicine, movement therapy, and neuroscience, she has revolutionized the understanding of foot function, sensory stimulation, and neuroplasticity in optimizing human movement.The book offers practical strategies to reconnect with the body’s sensory intelligence, integrating ancestral wisdom with cutting-edge research to optimize movement patterns and enhance neuroplasticity. Aimed at athletes, therapists, and anyone seeking to move better, Sensory Sapiens provides a transformative blueprint for harnessing the nervous system’s power to achieve pain-free, efficient movement and longevity. Full show notes: https://bengreenfieldlife.com/sensory Episode Sponsors: Fatty15: Fatty15 is on a mission to optimize your C15:0 levels and help you live healthier, longer. You can get an additional 15% off their 90-day subscription Starter Kit by going to fatty15.com/BEN and using code BEN at checkout. Quantum Upgrade: Recent research has revealed that the Quantum Upgrade was able to increase ATP production by a jaw-dropping 20–25% in human cells. Unlock a 15-day free trial with the code BEN15 at quantumupgrade.io. Ketone-IQ: Ketones are a uniquely powerful macronutrient that can cross the blood-brain barrier and increase brain energy and efficiency. With a daily dose of Ketone-IQ, you'll notice a radical boost in focus, endurance, and performance. Save 30% off your first subscription order of Ketone-IQ at Ketone.com/BENG. LVLUP Health: I trust and recommend LVLUP Health for your peptide needs as they third-party test every single batch of their peptides to ensure you’re getting exactly what you pay for and the results you’re after! Head over to lvluphealth.com/BGL and use code BEN15 for a special discount on their game-changing range of products. Organifi Sunrise: Organifi’s Sunrise Kit includes their signature Green, Red, and Gold Juice blends. Get free shipping and 20% off your order of the Sunrise to Sunset Kit by going to organifi.com/ben.See omnystudio.com/listener for privacy information.

3 Juli 1h 1min