In this episode of The Dr. Gabrielle Lyon Show, Dr. Lyon is joined by Dr. Donald Layman, a world-renowned expert in protein metabolism and a pioneer in the field of nutritional science. With over 20 years of mentorship between them, Dr. Layman and Dr. Lyon dive deep into the flaws, myths, and future of U.S. Dietary Guidelines, offering a clear path to better health through smarter dietary decisions.

Dr. Layman shares his revolutionary perspective on why protein intake should focus on essential amino acids, how carbohydrates—not fats—are driving metabolic disease, and why outdated nutrition guidelines continue to mislead the public. From breaking down dietary biases to advocating for personalized nutrition, this episode is a must-listen for anyone striving for optimal health.

We dive into:

• The history and evolution of the U.S. Dietary Guidelines, from the Food Pyramid to MyPlate.
• Why "protein" as we know it is an outdated concept—and how essential amino acids are the real focus.
• How processed carbohydrates are the primary drivers of obesity, diabetes, and heart disease.
• The truth about saturated fats and cholesterol—and why the science contradicts public policy.
• How low-carb, high-protein diets outperform standard dietary recommendations in nearly every metric.
• Why nutrient-dense animal proteins are irreplaceable, despite plant-based advocacy.

Who is Dr. Donald Layman?

Dr. Donald Layman is a globally recognized leader in protein metabolism and nutritional science. As Professor Emeritus at the University of Illinois, his groundbreaking research has redefined how we understand the role of protein and amino acids in health and aging. With over 40 years of experience, Dr. Layman has published extensively on topics ranging from muscle metabolism to dietary recommendations.

A long-time mentor and collaborator of Dr. Gabrielle Lyon, Dr. Layman is a trusted voice in advocating for evidence-based dietary practices. His work continues to influence both clinical applications and public health policies worldwide.

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Find Dr. Don Layman at:

- Website: https://metabolictransformation.com/meet-dr-donald-k-layman/

Find me at:

- Instagram: @drgabriellelyon

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In this episode of The Dr. Gabrielle Lyon Show, Dr. Lyon sits down with Shalin Shah, CEO of Marius Pharmaceuticals, to explore the science, benefits, and future of testosterone therapy. Shalin has been a driving force behind bringing Kyzatrex, an FDA-approved oral testosterone, to market—making testosterone therapy more accessible and effective for both men and women. From breaking down misconceptions to advocating for better access to hormone therapy, this conversation sheds light on how testosterone plays a crucial role in overall health and wellness.

Shalin shares his journey, discussing how his background in investments and his drive to bring valuable but overlooked health solutions to the mainstream led him to develop Kyzatrex. They dive into the challenges he faced in bringing this groundbreaking therapy to market, and how Marius Pharmaceuticals is striving to change the narrative around testosterone through education and advocacy.

We dive into:

• The common myths about testosterone and its true role in health
• Why oral testosterone is a game-changer, providing a convenient and safe alternative to injections
• The importance of testosterone for women’s health, from muscle mass to mood and cognitive function
• How testosterone therapy can positively impact mental health and metabolic conditions, including diabetes
• The mission behind The Testosterone Project and efforts to make testosterone testing standard practice

Tune in to hear Shalin’s insights into the future of hormone therapy and the steps his team is taking to improve access and education around testosterone. This episode is a must-listen for anyone interested in health optimization, longevity, or understanding how testosterone therapy can impact overall quality of life.

Who is Shalin Shah?

Shalin Shah is a distinguished leader in the field of metabolic health, specializing in testosterone replacement therapy. As the Chief Executive Officer of Marius Pharmaceuticals, he was instrumental in the development and FDA approval of KYZATREX® (testosterone undecanoate) CIII Capsules, an oral testosterone treatment for adult men with low or no testosterone levels due to certain medical conditions.

With a global investment background, Shalin transitioned into healthcare with a mission to revolutionize the industry through metabolic health. His leadership at Marius Pharmaceuticals is marked by innovative strategies that prioritize consumer access and education. Under his guidance, KYZATREX has been launched via consumer-focused channels that include preeminent national healthcare institutions, private-equity backed medical practices, and national telemedicine platforms.

Shalin’s expertise extends beyond corporate leadership; he is an influential voice in longevity medicine and an advocate for reevaluating testosterone medication regulations. His efforts aim to reshape public perception and education on testosterone therapy and its significance for global health. He believes that oral testosterone replacement therapy has created a much-awaited paradigm shift which is critical for addressing the worldwide men’s (and women’s) health crisis, marked by declining testosterone levels and lower life expectancies. His message is that testosterone replacement therapy is not just about adding years to life, but also about adding life to years.

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Read More -...

In this episode of The Dr. Gabrielle Lyon Show, Dr. Lyon sits down with Heidi Somers, the founder of Buffbunny Collection, a dynamic and empowering fitness and lifestyle brand that has taken the industry by storm. From growing up in a small town in Alaska to becoming a successful entrepreneur, Heidi’s journey is a testament to the power of resilience, self-belief, and authenticity.

Heidi opens up about her humble beginnings, including her early struggles with weight and body image, and shares how these experiences fueled her passion to help other women feel strong, confident, and stylish. She reflects on her decision to leave college and a pre-med path to pursue her dream, her challenges in starting a business from scratch, and the deep sense of purpose she finds in creating high-quality, functional activewear.

We dive into:

• How Heidi turned her personal challenges into a successful business
• The value of persistence, grit, and trusting your instincts
• Why self-care and fitness are essential for sustained success
• Practical advice for building a transparent and community-centered brand

Tune in to hear Heidi’s inspiring journey and the strategies she used to build a thriving, values-driven business. Whether you're an entrepreneur, fitness enthusiast, or just seeking a boost of motivation, this episode is packed with practical advice and empowering stories to inspire your own journey.

Who is Heidi Somers?

Heidi Somers is the founder and CEO of Buffbunny Collection, a popular activewear brand dedicated to empowering women through fitness, fashion, and self-confidence. Growing up in a small town in Alaska, Heidi’s journey to success wasn’t easy. She faced personal challenges, including struggles with weight and self-acceptance, which fueled her passion to create a supportive community and high-quality activewear designed specifically for women. From humble beginnings on YouTube sharing fitness tips, Heidi built a multi-million dollar brand that resonates with women everywhere. Today, she’s celebrated for her transparency, grit, and dedication to helping women look and feel their best, both inside and out.

• Apply to become a patient - https://drgabriellelyon.com/new-patient-inquiry/
• Join my weekly newsletter - https://institute-for-muscle-centric-medicine.ck.page/2ed23e2860
• Get my book - https://drgabriellelyon.com/forever-strong/

This episode is brought to you by:

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Follow Heidi Somers -

• Instagram: https://www.instagram.com/buffbunny
• Twitter: @HeidiSomers
• YouTube: https://www.youtube.com/@heidisomers

Find me at:

• Instagram: @drgabriellelyon
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• YouTube: youtube.com/@DrGabrielleLyon