DR MACRENE ALEXIADES MD PhD Dermatologist Scientist PODCAST EPISODE 4: PEPTIDES IN SKINCARE In this episode, Dr. Macrene Alexiades delves into the world of peptides in skincare, explaining their structure, function, and importance in promoting skin health and longevity. She categorizes peptides based on their roles, including dermal regulators, pigment regulators, and neuropeptides, and discusses their clinical benefits, such as reducing fine lines and improving skin elasticity. The episode concludes with practical advice on incorporating peptides into skincare routines for optimal results. Link to Spotify in my bio or at macreneactives.com under DR. MACRENE Academy to watch or listen to the entire episode. Please leave your comments, questions and suggestions in the comments section below. Thank you for your interest in medicine, science and holistic skincare. Keywords #peptides #skincare #anti-aging #dermatology #collagen #elastin #skin health #skincareroutine #cosmetic #science #longevity #skin Takeaways * Peptides are small protein fragments made up of amino acids. * They play a crucial role in boosting collagen and elastin levels in the skin. * Peptides can prevent collagen degradation, promote skin thickness, regulate cell senescence and support skin health. * Neuropeptides can provide muscle relaxation effects similar to Botox. * Incorporating peptides into skincare requires consistency and knowledge of formulation. * Peptides have been shown to improve skin tone, elasticity, and reduce inflammation. Chapters 00:00 Introduction to Peptides in Skincare 02:49 Understanding Peptide Structure and Function 06:10 Classification of Peptides and Their Roles 08:59 Amino Acid Derivatives and Their Impact 12:12 Tripeptides: Key Players in Skin Health 14:58 Tetrapeptides and Their Unique Functions 17:55 Exploring Pentapeptides and Their Applications 21:09 Hexapeptides: The Six-Amino Acid Wonders 23:57 Neuropeptides and Their Effects on Skin 27:09 Miscellaneous Peptides and Their Benefits 30:02 Clinical Benefits of Peptides in Skincare 32:54 Incorporating Peptides into Your Routine 36:09 Conclusion and Future Directions