Show notes
In this episode, Dr. Jockers breaks down how common nutrient deficiencies quietly contribute to brain fog, memory loss, and cognitive decline. You will learn why symptoms often blamed on aging may actually be signs of missing key nutrients. The episode sets the foundation for understanding how nutrition directly shapes brain health. You will learn how deficiencies in magnesium and vitamin D disrupt neurotransmitter balance, increase brain inflammation, and impair mental clarity. Dr. Jockers explains how these imbalances affect mood, focus, and long term cognitive resilience. Subtle warning signs are highlighted that many people overlook. You will also learn why B12, folate, and vitamin B6 are critical for protecting the brain and nervous system. The episode explores how these nutrients influence oxygen delivery, detoxification, and gene expression. Dr. Jockers shares insights that help connect lab markers with real world cognitive symptoms. In This Episode: 00:00 Understanding B12 Deficiency in Aging 00:26 Introduction to Nutrient Deficiencies and Brain Health 06:20 The Importance of Magnesium for Brain Function 13:18 Optimizing Vitamin D Levels for Cognitive Health 17:59 The Critical Role of B12 in Brain Health 21:46 B12 Deficiency: A Widespread Issue 24:54 Causes and Risk Factors of B12 Deficiency 28:10 Optimal B12 Levels and Supplementation 32:25 Understanding Folate and Its Importance 38:15 Vitamin B6: Functions and Deficiency Signs 42:56 Conclusion and Final Thoughts If you want practical, natural strategies to balance your hormones, heal your gut, boost your energy, and slow aging, don't miss The Dr. Josh Axe Show. Dr. Axe blends ancient wisdom with cutting-edge science and brings on world-class experts for unfiltered conversations you won't hear anywhere else. Transform your health from the inside out and subscribe to The Dr. Josh Axe Show, with new episodes every Monday and Thursday. Support glowing skin, stronger joints, better digestion, and deeper sleep with Paleovalley's 100% Grass-Fed Bone Broth Protein. Unlike most brands that use hides and skins, Paleovalley slow-simmers real beef bones to extract collagen, glycine, and key amino acids that boost metabolism and reduce inflammation. Each scoop delivers 15 grams of collagen and the clinical dose of glycine for better sleep. Get 15% off at paleovalley.com/jockers. Most tap water contains hidden contaminants that can contribute to fatigue, hormone disruption, and cognitive decline. AquaTru is a countertop water purifier that uses a four stage reverse osmosis system to remove 84 contaminants, including chlorine, lead, PFAS, and microplastics. Unlike standard pitcher filters or bottled water, AquaTru delivers truly purified water with no installation required. It has been featured in Business Insider, Popular Science, and named Best Countertop Water Filter by Good Housekeeping. Save 20% on your AquaTru purifier at aquatru.com using the promo code NUTRITION and try it risk free with a 30 day best tasting water guarantee. "Magnesium regulates calcium metabolism in neurons. Dysregulated calcium metabolism can lead to neurotoxicity and cause cognitive decline." Subscribe to the podcast on: Apple Podcast Stitcher Spotify PodBean TuneIn Radio Resources: Paleovalley Bone Broth Protein: Save 15% on grass-fed bone broth protein at paleovalley.com/jockers. Visit aquatru.com and use promo code NUTRITION to save 20% on your AquaTru water purifier. Connect with Dr. Jockers: Instagram – https://www.instagram.com/drjockers/ Facebook – https://www.facebook.com/DrDavidJockers YouTube – https://www.youtube.com/user/djockers Website – https://drjockers.com/ If you are interested in being a guest on the show, we would love to hear from you! Please contact us here! - https://drjockers.com/join-us-dr-jockers-functional-nutrition-podcast/