OFM - Why Metabolic Health Matters

After more than a decade of competing at the highest level of ultra-endurance racing, Jeff Browning continues to refine one of the most important aspects of performance—how he fuels. In this episode of the OFM Podcast, Peter Defty sits down with Jeff to discuss how his nutrition strategy has evolved over 10 years of using the OFM (Optimized Fat Metabolism) approach. Fresh off the Cocodona 250 and...

Most women are told their hormones are the problem. But what if that’s only part of the story? In this conversation, we dive into how metabolism, stress, and lifestyle are actually driving hormonal imbalances—and why quick fixes often fall short. If you’ve been dealing with fatigue, stubborn weight, or feeling “off,” this might change how you see your health.

Join host Peter Defty for an inspiring conversation with elite OFM athletes Bree Lambert-Sanders and Joe Sanders, two masters-level competitors proving that peak endurance performance doesn’t end at 40—or 50. Bree shares her breakthrough season, including top finishes at UTMB-CCC and Kodiak 100K, while Joe brings decades of competitive insight and the science-backed wisdom of fat-based fueling. Th...

What happens when elite endurance meets smart fueling? In this episode, ultrarunner Scott Jenkins and his wife and crew chief Abby Jenkins join Peter Defty to share the story behind Scott’s breakthrough performance at the Arizona Monster 300—a 300-mile race that became a personal best, thanks to Vespa and fat-adaptation. Abby gives a candid look at the emotional and logistical demands of crewing u...

Peter Defty and Andrea Moore get together to discuss shattering boundaries in human health & performance. In early May Andrea completed the Cocodona 250, while a month  earlier she completed the inaugural edition of the Arizona Monster 300. Completing both became known as “Monsterdona” with only 6-7 athletes able to complete both of these grueling trail ultras. But the adventure does not end t...

In Episode #77 of the OFM podcast, Peter Defty welcomes Dr. Amy Bukszpan, a behavioral analyst and endurance coach, to explore how applied behavioral science can empower athletes to take control of their nutrition, performance, and daily decisions. From breaking carb addictions to reframing failure, they dive into how modifying environmental variables and cultivating curiosity over fear can dramat...

OFM Podcast Host, Peter Defty sits down with Dr. Johnathan Edwards MD for an in depth and candid conversation on the underlying reality of sports nutrition. With the current hype surrounding high carbohydrate diets and fueling regimens which are dominating the conversation in sports nutrition this is a conversation every athlete needs to listen to inform their journey so they can achieve “Higher H...

Colin’s powerful transformation from an unhealthy lifestyle to becoming an elite age-group triathlete (all while balancing a demanding career, coaching, and family) underscore the importance of performance level metabolic health.  OFM confers metabolic efficiency by building metabolic capacity. Combined with strategic carbohydrate fueling, Colin has unlocked winning performance without compromisin...

Main Themes Holistic Health and Performance Host, Peter Defty and Guest, Phil Maffetone discuss developing a holistic approach to health and fitness. The impact of refined carbohydrates on body fat, athletic performance, and overall health. Challenging Conventional Wisdom Examining the myths of high-carb fueling and calorie-based diets. The negative consequences of corporate influence on health an...

Episode Summary In this episode of the OFM Podcast, Peter Defty, Tony Konvalin, and John Rutherford discuss a variety of topics related to OFM and Human Performance in the context of John’s recent EPIC accomplishment of finishing 10th overall at the Badlands 800 Kilometer gravel bike in the Andalusian Deserts of Spain. This event has taken on legendary status in just a few short years  attracting...

Peter Defty sits down with recently retired elite ultra runner, Jenny Capel, to reflect on her 22-year journey in the sport, much of it fueled by VESPA and OFM. Jenny shares personal stories about her father, Roland Martin, an early ultra running pioneer, and how she initially found running to be "stupid" before becoming one of the sport’s top competitors.   Jenny discusses her transition from a r...

Dustin Armstrong, a Cat 1 Cyclist joins us  to share his metabolic transformation via OFM. Starting Life with underdeveloped lungs racing helped him develop his engine. However, following the conventional approach to sports nutrition Dustin became pre-diabetic and eventually developed heart disease.    He’s defied the odds through the OFM (Optimized Fat Metabolism) approach. Tune in as Dustin and...

Marty Smith is heading to Nice in a week to compete at the IronMan World Championships  in the 65-69 Age Group. This is not her first rodeo. Marty has participated in 4 IronMan World Championships, including last year. She has also qualified for and competed in 2 IronMan 70.3 World Championships. Her slowest full IronMan time was 14:52 in her first World Championship in 2013, over a decade ago and...

As I like to say, “Whether everyone knows it or not, we are all signed up for that ultra-endurance event called Life.” Kate Hubber’s OFM journey demonstrates how one can successfully navigate the complexities of modern life by being grounded in the foundational physiology OFM.    Kate originally came to us seeking to use OFM and VESPA as a means to improve her half marathon, marathon and ultramara...

In today’s OFM Podcast Dr. Linda Frazier joins Peter Defty in a conversation on the intricacies of women's health and their long term ramifications.    While retired from a full time practice as a Pediatrician, Dr. Frazier continues to provide pediatric care for those who need it most, working a few days a month in the Sacramento Juvenile Detention Center and volunteering as a Pediatrician on miss...

Episode Summary:   In this episode, Peter Defty and Jeff Browning dive into applying the science of optimizing metabolic health for athletes. The focus of the discussion is on the benefits for athletes of all levels, not just elite competitors. Through their combined experience and expertise, they explore how to enhance performance, recovery, and overall health using strategic nutritional interven...

Introduction:   If you are curious about ketones or considering using them as part of your fueling/supplementation strategy you won’t want to miss this episode of the OFM Podcast where Peter Defty hosts Frank Ilosa, the president of Ketone Aid, for a deep dive into the history of ketones, development of ketone esters, their application and boatloads of practical advice for improving your metabolic...

Ultra endurance legend Kurt Madden, joins us on the podcast to share his experience and wisdom. His inspiring journey begins from a health-challenged childhood and leads to becoming a multiple Ultraman World Champion. Kurt shares insights into his training philosophies and remarkable career trajectory which has groomed him for his role as a mentor and leader in the endurance coaching sphere. This...

Today we have an inspiring conversation with Andrea Moore, who shares her transformative journey from overcoming childhood challenges to becoming a successful corporate banker then tossing the corporate finance to the wind to conquer an even bigger challenge by running 5 ultramarathons, each with a distance of over two hundred miles. Andrea's story is not just about sports; it's about overcoming p...

In this episode of the OFM Podcast, Host, Peter Defty, sits down with Tito Garza to share Tito’s journey of implementing OFM for high-intensity cyclocross racing.    From his humble roots in Texas, battling through personal challenges and, through overcoming these challenges, becoming a restaurant entrepreneur Garza's story is a testament to resilience, innovation, and the transformative power of...

Elite Ultramarathoner, Jeff Browning, is most often perceived as an outlier due to his extraordinary health, fitness and ability to compete at the top of the sport at the age of 52, but the truth is, Jeff has made lifestyle choices that prioritize his health rather than follow a path most people consider as ‘normal’. Truth be told, Jeff is what normal should be. Let’s dive in.   Jeff comes from a...

In this enlightening episode of the OFM Podcast, host Peter Defty explores the profound connection between metabolic health and mental well-being. Joined by distinguished guest Dr. William Sauve, a psychiatrist with a unique perspective on treatment, they delve into how optimizing fat metabolism can have a transformative impact on mental health. Dr. Sauve shares his extensive experience and innova...

In this long format podcast episode with Jeff Browning, we'll explore how Jeff stumbled upon this game-changing approach, the trials and triumphs of his journey, and how OFM can not only enhance athletic performance but also impact our overall health and wellbeing. His experiences prior to adopting OFM are typical  Jeff, also known as "Bronco Billy," is not just an ultra-endurance athlete; he's a...

Introduction: In today's podcast with Peter Mortimer, we not only discuss athletic endeavors, we  deep dive into the lifestyle that enables peak performance both in sports and in life. Peter exemplifies the concept of living life to its fullest potential.  He discusses his career in the medical device industry, highlighting the unique challenges and the dynamic nature of his work schedule. In addi...

In today's podcast, we delve into the real-world application of the OFM metabolic health principles. Our special guest, Tim McConnell, fondly known as "Mr. No Excuses," shares his inspiring journey from an extremely challenging health situation. Tim began his journey weighing over 300 pounds and a hip replacement due to a bad fall. Over the past 3 years he has gone from being another overweight Am...