80% Of Everyone is Deficient | The Immune-Boosting Vitamin Everyone’s Missing! The Dr. Gundry Podcast July 21, 2026 Leave a Comment on 80% Of Everyone is Deficient | The Immune-Boosting Vitamin Everyone’s Missing! Posted in Seen Them Share: XFacebookPinterestLinkedin Vitamin D isn’t actually a vitamin. Dr. Steven Gundry explains why he considers it one of the most important hormones in the … source Author: The Dr. Gundry Podcast