Do You Know Your Vitamin D Level? Here's Why It Matters.

Vitamin D is one of the most commonly tested—and most commonly misunderstood—nutrients. In this video, I explain what vitamin D actually does in the body, why deficiency is so common, how to interpret your vitamin D level, and practical considerations for supplementation. Whether you've been told your vitamin D is low or you're simply trying to optimize your health, this video will help you better understand what those numbers mean and how I think about vitamin D in my functional medicine practice. ⏱️ Chapters 00:00 Introduction 00:45 Checking your Vitamin D levels 01:54 Optimal Vitamin D Levels 02:18 Sources of Vitamin D 03:43 Vitamin D Supplements 05:23 What is the best dosage for Vitamin D supplements? 06:08 Risks of too much vitamin D 06:32 When's the best time to optimize your levels? 07:10 Final thoughts Resources 🌿 Learn more about my practice: https://integrateinternalmedicine.com... 💊 Professional-grade supplements (Fullscript): https://us.fullscript.com/welcome/int... 📅 Interested in working together? https://integrateinternalmedicine.com... If you found this video helpful, I'd love for you to: Subscribe for evidence-based nutrition and functional medicine education Leave a comment with your questions or future video ideas Share this video with someone who may benefit My goal is to help you better understand your health so you can have more informed conversations with your healthcare team. Thanks so much for watching! Warmly, Dr. Kate Erickson, DO, RD Medical Disclaimer The information provided in this video is for educational purposes only and is not intended as medical advice. Watching this video does not establish a physician–patient relationship. Every individual is unique. Please consult your own healthcare professional before making changes to your diet, supplements, medications, or treatment plan. Never disregard professional medical advice or delay seeking care because of information presented in this video. If you are experiencing a medical emergency, call 911 or seek emergency medical care immediately.