Why your vitamin D might NOT be working: Foods, supplements, and medications that reduce absorption

Vitamin D is central to many vital functions in the body. It strengthens bones, supports muscle performance, influences mood and contributes to a balanced immune system. Although many people take vitamin D daily, the way it is absorbed depends heavily on other foods and nutrients consumed around the same time. Several everyday foods and supplements can slow absorption or compete with vitamin D in the digestive system, reducing how much your body is able to use. This does not mean these foods are harmful. Instead, it shows why timing your supplement can make a noticeable difference. What follows is an in-depth explanation of the combinations that can weaken vitamin D absorption, along with clear guidance on how to space them out for best results. To understand why certain foo