The Types of People That May Be Vitamin D DEFICIENT! | Dr. Steven Gundry

Are you one of the many people that need more Vitamin D?? Well, Vitamin D is one of the MOST important vitamins for your health, which is why you need to know if you are Vitamin D deficient! Dr. Gundry shares how you can find out in this video, plus he shares the insane benefits of Vitamin D that you do not want to miss out on.