12 Most-Asked Questions on Fat Loss, Hormones & Metabolism—Backed by Science
Optimal Protein Podcast with Vanessa Spina
Release Date: 05/26/2025
Protein, Breaking News & Fat Loss: Dr. Don Layman’s Breaking Insights (Recap Part 1)
Optimal Protein Podcast with Vanessa Spina
IQBAR is offering our special podcast listeners 20% OFF all IQBAR products, plus get FREE shipping. To get your 20% off, text VANESSA to 64000. That’s VANESSA to sixty-four thousand. Message and data rates may apply. See terms for details. Jump to start of the episode: 13:30 In this Friday solo episode, Vanessa Spina breaks down the first half of her latest interview with Dr. Donald Layman — legendary protein researcher and one of the most featured guests in the history of the Optimal Protein Podcast. They cover game-changing updates to U.S. dietary guidelines, red meat’s misunderstood...
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Breaking News: Big Changes to the Dietary Guidelines Coming & What It Means for Fat Loss, Muscle & Metabolism: Dr. Don Layman (Part 1 of 2)
Optimal Protein Podcast with Vanessa Spina
Unlock sharper focus and support long-term brain health with Ketone-IQ—clean brain fuel for deep work, mental clarity, and sustained energy with no crash. Get 30% off your subscription, plus a free gift with your second shipment at Ketone.com/vanessa. This week on the Optimal Protein Podcast, I’m thrilled to be joined once again by Dr. Don Layman, one of the world’s foremost experts in protein metabolism and amino acid science. In this first part of our two-part conversation, we take a deep dive into the true definition of protein quality, the flaws of current scoring systems, and the...
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The New Science of Body Recomposition: Fat Loss & Lean Gains for Everyone (Dr. Eduardo De Souza Recap)
Optimal Protein Podcast with Vanessa Spina
IQBAR is offering our special podcast listeners 20% OFF all IQBAR products, plus get FREE shipping. To get your 20% off, text VANESSA to 64000. That’s VANESSA to sixty-four thousand. Message and data rates may apply. See terms for details. In this solocast episode, Vanessa shares a detailed recap of her interview with Dr. Eduardo de Souza, associate professor at the University of Tampa and one of the world’s leading researchers in body recomposition and exercise science. This episode is a masterclass on building muscle and losing fat at the same time—even for trained individuals. ➡️...
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Smarter Training for Fat Loss: Science-Backed Body Recomp with Dr. de Souza
Optimal Protein Podcast with Vanessa Spina
Unlock sharper focus and support long-term brain health with Ketone-IQ—clean brain fuel for deep work, mental clarity, and sustained energy with no crash. Get 30% off your subscription, plus a free gift with your second shipment at . In this powerhouse episode, Dr. Eduardo de Souza breaks down the real science of body recomposition—how to lose fat and build muscle simultaneously, even for advanced lifters. He shares the key strategies proven to work: optimal training volume, smart calorie deficits, high protein intake, and the underrated role of sleep. If you’ve hit a plateau or want to...
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Change Your Shape, Not Just Your Weight: What Most Diets Miss: Dr. Mike Ormsbee Recap!
Optimal Protein Podcast with Vanessa Spina
IQBAR is offering our special podcast listeners 20% OFF all IQBAR products, plus get FREE shipping. To get your 20% off, text VANESSA to 64000. That’s VANESSA to sixty-four thousand. Message and data rates may apply. See terms for details. In this solo recap episode, Vanessa breaks down the top takeaways from her interview with one of the world’s leading experts in body composition and metabolism — Dr. Mike Ormsbee, Professor at Florida State University and Director of the Institute of Sports Sciences and Medicine. Dr. Ormsbee has published over 200 peer-reviewed papers and is...
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Change Your Shape, Not Just Your Weight — Dr. Mike Ormsbee on Protein Timing, Fat Loss & Muscle
Optimal Protein Podcast with Vanessa Spina
Unlock sharper focus and support long-term brain health with Ketone-IQ—clean brain fuel for deep work, mental clarity, and sustained energy with no crash. Get 30% off your subscription, plus a free gift with your second shipment at . In this episode of the Optimal Protein Podcast, Vanessa Spina sits down with one of the world’s leading experts in sports nutrition and metabolism — Dr. Mike Ormsbee. With over 200 peer-reviewed publications, Dr. Ormsbee brings unmatched insight into how to optimize fat loss, preserve muscle, and transform your body composition through nutrition, protein...
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Burn Fat, Preserve Muscle, Dr. Arny Ferrando Recap!
Optimal Protein Podcast with Vanessa Spina
IQBAR is offering our special podcast listeners 20% OFF all IQBAR products, plus get FREE shipping. To get your 20% off, text VANESSA to 64000. That’s VANESSA to sixty-four thousand. Message and data rates may apply. See terms for details. This powerful solo episode recaps the most jaw-dropping insights from Vanessa’s recent conversation with Dr. Arny Ferrando—one of the world’s leading experts on human muscle metabolism, amino acids, and aging. Vanessa breaks down how muscle protein synthesis actually works on a physiological level, the surprising role of blood flow in getting...
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Eat More Protein, Lose More Fat: Muscle Science Demystified with Dr. Arny Ferrando
Optimal Protein Podcast with Vanessa Spina
Unlock sharper focus and support long-term brain health with Ketone-IQ—clean brain fuel for deep work, mental clarity, and sustained energy with no crash. Get 30% off your subscription, plus a free gift with your second shipment at . In this powerhouse episode of the Optimal Protein Podcast, Vanessa Spina sits down with legendary muscle metabolism researcher Dr. Arny Ferrando for an in-depth masterclass on essential amino acids, protein timing, aging, anabolic resistance, and how to optimize muscle retention and fat loss—especially during menopause. Dr. Ferrando shares the latest research...
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'Biggest Loser' Researcher Explains: How to Burn Fat Without Slowing Your Metabolism (Dr. Ravussin Recap)
Optimal Protein Podcast with Vanessa Spina
IQBAR is offering our special podcast listeners 20% OFF all IQBAR products, plus get FREE shipping. To get your 20% off, text VANESSA to 64000. That’s VANESSA to sixty-four thousand. Message and data rates may apply. See terms for details. In this solo episode, Vanessa recaps her conversation with Dr. Eric Ravussin—one of the world’s foremost experts in metabolism, fat loss, and caloric restriction, author of the Biggest Loser and CALERIE studies. You’ll learn the truth about metabolic adaptation and why fat loss becomes harder over time, especially when using GLP-1 medications....
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Preserve Muscle, Burn Fat: How to Outsmart Your Metabolism with Dr. Eric Ravussin
Optimal Protein Podcast with Vanessa Spina
Timeline: Get 10% off Mitopure, clinically proven to boost mitophagy. Go to . Today’s episode features world-renowned metabolism expert Dr. Eric Ravussin, whose groundbreaking work has transformed our understanding of energy balance, calorie restriction, and long-term fat loss. Dr. Ravussin shares key insights from decades of clinical research on how the body adapts to weight loss—including why your metabolism slows, how to preserve lean muscle, and the critical role of mitochondrial health and metabolic flexibility. Visit for 30% OFF your subscription order PLUS receive a free gift...
info_outlineTimeline: Get 10% off Mitopure, clinically proven to boost mitophagy. Go to timeline.com/vanessa.
In this special Ask Me Anything episode, Vanessa Spina answers your most frequently asked questions on everything from postpartum weight loss to carb cycling, protein over 60, keto while trying to conceive, PFAs in clothing, and more. This episode is packed with evidence-based insights and practical strategies to help you burn fat, optimize hormones, and build lean muscle—no matter your life stage.
Questions answered in this episode include:
- Why is it so hard to lose weight 3 months postpartum—even while breastfeeding?
- Tips for busy moms with two kids trying to lose baby weight
- Is it safe to do keto or intermittent fasting while trying to conceive?
- How many calories does Vanessa eat in a day for maintenance and fat loss?
- Is it true that women over 60 can’t absorb protein as well?
- Do you need to carb cycle to keep burning fat efficiently?
- What’s the deal with Ketone-IQ and how to make it taste better?
- Is micellar casein protein good for fat loss and muscle building?
- What’s the best type of protein powder?
- When is Tone Protein coming back?
- Are there toxins like PFAs in clothing and underwear—and should we be worried?
- Can keto or high-protein diets help manage lipedema?
Whether you’re focused on body recomposition, navigating hormonal shifts, or just want clear answers grounded in science, this episode is for you.
Visit https://ketone.com/VANESSA for 30% OFF your subscription order PLUS receive a free gift with your second shipment—fun surprises like a free 6-pack, Ketone-IQ merch, and more!
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The content provided in this podcast is for informational purposes only and should not be construed as medical advice. Consult with a healthcare professional before making significant changes to your diet or exercise regimen.