The Dr. Tyna Show

EP. 220: Most “clean” mineral sunscreens aren’t doing what you think they are. In this episode, I break down the truth about zinc oxide percentages, titanium dioxide, and the sneaky UV booster chemicals hiding in the inactive ingredient list — chemicals that act like sunscreen, boost SPF ratings, and still get labeled “mineral” and “clean”, but are closer to chemical sunscreens than you’d think. T...

EP. 219: This one shook me. A brand new 2024 study in Advanced Science shows that botulinum toxin, the active ingredient in Botox, Dysport, and Xeomin, can travel to the brain, trigger inflammation, damage synapses, and create changes that closely resemble early Alzheimer's. In this episode, I break down what the researchers found, how it connects to microglial activation, chronic pain, memory, an...

EP. 218: In this episode, I'm covering one of the most requested and controversial topics in women's health—whether breast cancer survivors can safely use hormone replacement therapy (HRT). To help answer this complex question, I’m joined by Dr. Corinne Menn, a board-certified OB-GYN, Menopause Society certified practitioner, and Fellow of the American College of Obstetrics and Gynecology. Dr. Men...

EP. 217 - In this episode, I sat down with Caroline Alan, the CEO and co-founder of BEAM Minerals, after trying her products and feeling compelled to learn more. She broke down exactly how these plant-based mineral complexes work in the body, and I asked her everything I wanted to know about absorption, detox, and rebuilding from the inside out. This conversation is packed with actionable insights...

EP. 216: In this powerful episode, I sit down with Dr. Robin Rose, a double board-certified expert in gastroenterology and internal medicine. We dive deep into the terrain of the body, how the spike protein, COVID and the vaccine impact it, and what this means for long-term health. Our conversation covers long COVID, post-vaccine injury, gaslighting in the medical system and the research that’s fi...

EP. 215: I sat down with Brad Hart, owner of Forest Park Pharmacy in Fort Worth, to expose the shocking truth behind pharmacy benefit managers (PBMs) and how they’re driving up drug prices. What I learned about vertical integration in the healthcare system, where insurers own the PBMs and the pharmacies, honestly left me furious. Brad breaks it all down, from Medicare waste to the skyrocketing cos...

EP. 214: In this episode, I’m diving into all things histamine—what it is, how it functions, and why it might be the missing link in your hormone and immune health journey. After sharing insights on the connection between histamine sensitivity and hormone replacement therapy (HRT), the response was massive.  I’m unpacking why histamine issues are more than just food reactions, how they relate to e...

EP. 213: In this episode of The Dr. Tyna Show, I’m joined by one of the world’s leading experts on peptides and cellular medicine, Dr. William Seeds. Dr. Seeds is a board-certified orthopedic surgeon with over 25 years of experience and the founder of the Seeds Scientific Research and Performance Institute. He’s also hosting the upcoming Peptide World Congress this June 2025 in Las Vegas, where I’...

EP. 212: Today I’m joined by Dr. Spencer Nadolsky, obesity specialist, Lipidologist, and founder of Vineyard, a cutting-edge direct care platform. We’re diving deep into the conversation you’ve been asking for: the real story behind GLP-1s, obesity as a chronic disease, and why treating it goes far beyond weight loss. We break down everything from proper dosing, common side effects, and the danger...

EP. 211: In this episode, I’m sitting down with UK-based women’s health practitioner Adele Winslett to talk about the intersection of ADHD, neurodivergence, and the hormonal rollercoaster of perimenopause. It’s a raw, honest conversation about what happens when estrogen dips and the brain fog sets in and why you’re absolutely not alone. We also explore how midlife can unmask long-standing ADHD and...

EP. 210: In this episode, I’m covering the groundbreaking new data showing a jaw-dropping 45% reduction in dementia risk—and no, it’s not from a new Alzheimer’s drug or expensive intervention. It's from good old GLP-1 medications. I'm walking you through the data, the mechanisms, and what this could mean for your future health.  Topics Discussed:  →  Recent study: Can GLP-1 medications reduce the...

EP. 209 - In this episode, I’m joined by Kim Voss—better known as the Vagina Coach—and author of Your Pelvic Floor. As a personal trainer and restorative exercise specialist, Kim brings a wealth of knowledge about pelvic health, particularly for those navigating fitness, childbirth recovery, and aging. We cover pelvic floor dysfunction, with a focus on urinary incontinence during strength training...

EP. 208 -I brushed this off like every other “Nature’s GLP1” claim flooding my inbox. But once I sat down, looked at the clinical data and tried it myself, I changed my mind. In this episode, I talk with Sarah Kennedy, the CEO powerhouse behind Calocurb, a science-backed bitter hops extract shown to stimulate GLP-1, CCK, and PYY naturally. We break down the clinical trials, how it works through th...

EP. 207: A new study on tirzepatide just dropped, and some obesity experts claim it confirms that the drug works only by reducing calories. After reading the full paper myself, I’ve got a different take. In this episode, I unpack what the study actually shows—like how tirzepatide increases fat oxidation without impacting metabolic adaptation—and why the “calories in, calories out” story doesn’t te...

EP 206: In this quick and dirty, I’m diving straight into one of the most controversial things I’ve said recently - and trust me, it stirred up some serious heat on a recent social media post. After appearing on Codie Sanchez’s podcast and dropping a bomb about how certain chronic diseases might actually be contagious (yeah, you read that right), the internet went wild. I’m breaking down why I sta...

EP 205: Catharine Arnston, founder and Chief Scientific Officer of ENERGYbits, is back for another fascinating conversation—this time focused on women’s health, hormones, and the power of algae. We dive into how spirulina and chlorella support mitochondrial function, balance hormones, and deliver potent antioxidant benefits, all grounded in decades of research. Catharine's passion for algae began...

EP. 204 There’s a lot of misinformation out there, and today, I’m breaking down the truth about fake credentials in the medical and wellness space. From bogus board certifications to outright fake PhDs, I’m giving you the tools to spot the red flags and protect yourself from bad advice. Too many people are being misled by so-called experts, and it’s time to set the record straight. In this episode...

EP 203:You’ve been asking, so here it is—an entire episode dedicated to creatine! This powerhouse supplement isn’t just for bodybuilders; it has major benefits for brain health, hormone balance, gut integrity, and even pregnancy. I’ll break down why you should be paying attention to creatine, how it supports overall health, and what you need to know about forms, dosing, and potential side effects....

EP. 202: On this episode I sit down with my friend Dave Knapp, an independent journalist and community leader in the world of GLP-1 receptor agonists. Living with obesity and type 2 diabetes himself, Dave has built a platform dedicated to connecting and educating people using these life-changing peptides. We break down the latest updates on the FDA’s crackdown on compounding pharmacies and what it...

EP. 201: On this quick-and-dirty solo episode, I'm diving into a brand-new article just published in Diabetes Care (March 2025, Vol. 48): "One Size Does Not Fit All: Understanding Microdosing Semaglutide for Diabetes and Multi-Dose Pens." This opinion piece by respected endocrinologists signals a massive shift in the conversation—one I’ve been screaming from the rooftops for over a year. While I’m...

EP. 200 In this episode, I sit down with Kyal Van Der Leest, founder and formulator of LVLUP, a cutting-edge peptide-based supplement company. We dive deep into the power of peptides, their role in gut health, brain function, and overall wellness, and how they can be effectively used in over-the-counter supplements to optimize health. Kyal shares his unique approach—blending modern naturopathy wit...

EP. 199: Hot flashes aren’t just annoying—they’re your body’s way of waving a giant red flag. They’re not just about estrogen; they’re about metabolic health, brain function, and long-term resilience. In this quick and dirty episode, I’m breaking down exactly why normalizing hot flashes is a mistake and what they’re really telling you about your health. Topics Discussed: → What hot flashes really...

EP. 198: In this episode, I sit down with my friend Dr. Danny Shapiro, a Doctor of Physical Therapy and former professional ballroom dancer, to challenge one of the biggest misconceptions in modern medicine: the idea that your MRI defines your pain and treatment options. We break down how an over-reliance on imaging leads to unnecessary fear and surgeries and why movement is often the real key to...

EP. 197 On this episode, I finally get to sit down with my dear friend and total badass, Dr. Stephanie Estima. We’re talking all about strength training, hormones, and why building muscle is absolutely non-negotiable if you want to age well, stay strong, and build resilience — especially through perimenopause, menopause, and beyond. But this isn’t just about looking good — it’s about protecting yo...

EP. 196: In this Quick & Dirty episode, I’m diving into why muscle isn’t just helpful — it’s absolutely essential for your health. You literally cannot fix your metabolism, your hormones, or your long-term health without it, and I’ll explain exactly why this is the hill I’m willing to die on. Muscle is finally getting the attention it deserves, so let’s talk about why it matters, what it actually...