Boundless Life

Free fitness, nutrition, biohacking, fat loss, anti-aging and cutting-edge health advice from BenGreenfieldLife.com! Tune in to the latest research, interviews with exercise, diet and medical professionals, and an entertaining mash-up of ancestral wisdom and modern science, along with Q&A's and mind-body-spirit optimizing content from America's top personal trainer.

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Episodes

600+ Questionable Ingredients In Your "Healthy" Packaged Products? Is Beef Tallow Actually Safe (Surprising Answer!) & How To Save Money On Good Groceries, With Thrive Market's Nick Green.

In this episode, you’ll get to discover what’s really happening in the food industry—and how one mission-driven founder is working to clean it up from the inside out. Nick Green , co-founder and CEO of Thrive Market , shares an unfiltered look at the gaps in the American food system and what it takes to make healthy, clean food more accessible. A Harvard graduate and serial entrepreneur, Nick has raised over $240 million to scale Thrive Market while investing in breakthrough co...

May 10, 2025•59 min

Young Blood Transfusions, Penile Botox, Salmon Sperm Facials & More – A 3-Day Regenerative Biohack With Dr. Khanh Nguyen

Welcome to an eye-opening episode that takes you deep into the world of cutting-edge regenerative medicine. In today’s show, you’ll get to meet Dr. Khanh Nguyen , the founder of Austin Regenerative Therapy . After spending three intense days undergoing her advanced protocols—from full-body regenerative therapies to some of the most boundary-pushing treatments I’ve ever experienced—you’re about to get an inside look at what’s really possible when modern s...

May 08, 2025•1 hr 6 min

Advanced Detox Technologies, Parasite Cleansing, & Groundbreaking Health Upgrades With Biohacking Pioneer Leila Centner

In this exclusive episode, you’ll receive a tour of Centner Wellness —a cutting-edge biohacking facility in Miami, Florida—before diving into a powerful conversation with Leila Centner , the visionary behind both Centner Wellness and Centner Academy . Whether you’re deep into biohacking or just starting your wellness journey, this episode is packed with insights and tools to help you live stronger, clearer, and more vibrantly than ever before. Instagram : Leila Centner, C...

May 03, 2025•1 hr 28 min

Dr. John Lieurance Reveals The Crazy Story of His Leg Amputation, Dives Into The Latest Methylene Blue Protocols & Tells You Why You Should Be Breathing Carbon Dioxide (& More!)

In this episode with repeat guest Dr. John Lieurance , you’ll get an inside look at some of the most cutting-edge—and controversial—topics in modern healing. From the truth about methylene blue (is it a miracle molecule or misunderstood toxin?) to the deeper story behind light therapy and mitochondrial health, Dr. Lieurance pulls back the curtain on what the mainstream gets wrong. You’ll also hear about his powerful recovery journey after a life-altering injury and below-...

May 01, 2025•1 hr 4 min

An "Ice Bath On Steroids"? Comparing Cryotherapy, Cold Water Immersion, The Latest Cold Therapy Tech & More With Maria Ensabella.

My guest on today’s show, Maria Ensabella , is the co-author of ReInventing Cool: How to Make COLD Your Best Ally Against Inflammation, Pain, and Aging , written alongside Antra Getzoff . This groundbreaking new book explores how strategic cold exposure can radically transform your health. In this episode, you'll get to explore what really happens when your body is exposed to sub-zero temperatures—and how that intense, brief burst of cold triggers a powerful fight-or-flight response ...

Apr 26, 2025•59 min

The Truth About Zone 2 Cardio, Mitochondrial Health & How REHIT Beats It (In Less Time!) With Ulrich Dempfle

In this episode with repeat guest Ulrich Dempfle  ( you can check out our first show together here ), you’ll get to explore what actually works when it comes to cardio—whether you’re chasing peak performance, fat loss, or just trying to live longer and feel better. Whether you’re short on time or just want results without the guesswork, this episode is packed with cutting-edge insights to help you train better, live longer, and stay metabolically sharp. Full show not...

Apr 24, 2025•1 hr 8 min

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