This post will be an attempt to provide some really basic groundwork for building on your knowledge of the microbiome and digestion, in order to further dive into more complex parts of this whole process. Each of the following sections has had...

What Is Vitamin D? Vitamin D is one of the fat-soluble vitamins (the others are A, E, and K) and we can make it ourselves when we spend time outdoors in the sunlight (ideally 15 or more minutes at a...