In this episode of Beauty Bytes with Dr. Kay: Secrets of a Plastic Surgeon, I sit down with Dr. Jean Carruthers, the globally recognized pioneer who, alongside her husband Dr. Alastair Carruthers, revolutionized aesthetics by introducing Botox as a cosmetic treatment. Her research and vision transformed the field, making Botox the most widely performed cosmetic procedure in the world.

We cover today’s most important topics in aesthetics—from current trends shaping the field to the latest Botox research. Dr. Carruthers shares her insights on patient expectations surrounding the molecule, evolving approaches to dosage, and innovative injection techniques.

With more than 300 peer-reviewed publications, 70 book chapters, and 9 textbooks to her name, Dr. Carruthers continues to inspire both practitioners and patients worldwide. Her work has been featured in Vogue, Allure, Time, Newsweek, and The New York Times, as well as on platforms like 20/20 and TED.

Polynucleotides, Skin Boosters, Patient Safety - Join us in this week's Five Minute Friday as we explore the fascinating world of polynucleotides, a groundbreaking development in aesthetics! Dr. Kay shares her insights on how these DNA-derived substances, particularly from highly purified salmon sperm, are making waves in Korea and now catching attention in the U.S. We discuss the molecular biology behind polynucleotides, along with their role in enhancing skin health, boosting fibroblast activity, and aiding in tissue regeneration. With various applications, including injectable forms and topical treatments, polynucleotides could be compared to the likes of other popular skin boosters. From the benefits to potential risks, we urge our listeners to stay informed and cautious about adopting these new treatments - stressing the importance of FDA approval and thorough vetting to ensure patient safety. Tune in for the latest advancements in aesthetic medicine and how to integrate cutting-edge science into your practice responsibly!

Susan Bratton is an intimacy expert, entrepreneur, and trusted voice in the field of sexual wellness and personal relationships. Known as the “Dear Abby of Sex,” she is the co-founder and CEO of Personal Life Media, where she creates and shares programs that help people improve intimacy, communication, and connection with their partners. Through her work, Susan empowers individuals and couples to reignite passion, expand their intimacy skills, and enjoy fulfilling, lifelong relationships- all things we expand on in today's episode.

Struggling with stubborn dark spots or uneven skin tone? You’re not alone. This week on Five Minute Friday, I’m talking all about hyperpigmentation; what causes it (think sun, hormones, breakouts, or even skin trauma) and what actually works to fade it. 🌞✨ From daily sunscreen and calming treatments to powerhouse ingredients like vitamin C, kojic acid, and niacinamide, I’ll share my favorite ways to brighten and protect your skin. If you’re ready for a smoother, more radiant glow, this episode is for you!

On this episode of Beauty Bytes with Dr. Kay: Secrets of a Plastic Surgeon, I’m joined by Zaid K. Dahhaj, circadian biology coach, writer, and co-founder of The 2AM Podcast. After losing his father to heart disease, Zaid dedicated his work to helping others live healthier and longer by aligning with the body’s natural rhythms. We talk about how to optimize your circadian rhythm for better energy and longevity, why your body needs to modulate with the sun, the importance of sun protection in lowering cancer risk, and Zaid’s hot takes on circadian biology. If you’ve ever wondered how light, sleep, and daily habits impact your health, beauty, and longevity, this conversation is one you don’t want to miss.

On Today's Five Minute Friday, listen to why it's key to think of how well you support your immune as part of your beauty plan! A weak immune system works against your treatments- causing more swelling, slower recovery, and less collagen response. A strong immune system works with your treatments meaning it will amplify results, shorten downtime, and keep your skin vibrant and youthful. Your immune system is your best beauty ally so let’s make sure it’s ready to help you glow this season and beyond. 

In this episode of Beauty Bytes with Dr. Kay: Secrets of a Plastic Surgeon, I sit down with Dr. Tiffany Moon, an accomplished anesthesiologist, entrepreneur, and TV personality. We talk about her journey from the operating room to the spotlight during COVID, and how she’s grown multiple businesses while balancing motherhood and family life. Tiffany shares her experience navigating media, medicine, and entrepreneurship with honesty and humor, offering insights into resilience, reinvention, and what it takes to thrive in different arenas.

Summer heat takes a toll on your skin. In this week’s podcast, we’re talking dryness, irritation, and the breakdown of your lipid barrier. This natural barrier is your shield against environmental stressors, and when it’s disrupted, inflammation follows. As the season shifts, it’s the perfect time to repair and restore. We’ll cover why ceramide-rich moisturizers matter, how hydrating soaks help replenish, and why it’s smart to ease up on exfoliation. Plus, we share tips on diet, recovery treatments, and why end-of-summer peels set you up for glowing, resilient skin heading into fall.

Hair extensions, thinning, and toppers- what’s the best option when navigating hair aging and hair loss? Jess Hallock is a nationally recognized hair expert and salon owner known for her artistry with extensions, toppers, and advanced hair solutions. As the founder of a premier 6,000 sq. ft. salon in Gilbert, Arizona, she leads a team dedicated to helping women achieve natural, confidence-boosting transformations. With more than a decade of experience, Jess has become a go-to resource for women navigating hair thinning, styling challenges, and the desire for fuller, healthier hair. 

Hair extensions, thinning, and toppers- what's the best option when navigating hair aging and hair loss? Jess Hallock is a nationally recognized hair expert and salon owner known for her artistry with extensions, toppers, and advanced hair solutions. As the founder of a premier 6,000 sq. ft. salon in Gilbert, Arizona, she leads a team dedicated to helping women achieve natural, confidence-boosting transformations. With more than a decade of experience, Jess has become a go-to resource for women navigating hair thinning, styling challenges, and the desire for fuller, healthier hair.