For example, just getting older can reduce vitamin D levels because the mechanisms needed to synthesize its structure from cholesterol become less efficient through time, as is the case with most ...

vitamin D2 and D3 are called out on various labels, too. What exactly is the difference between D, D2, and D3? Are they all forms of the same vitamin, or is each one a completely different nutrient ...

Imagine Vitamin D as your body’s solar-powered nutrient, vital for keeping our bones robust, our immunity sharp, and our hearts healthy. Often dubbed the “sunshine vitamin,” it’s a key player in our ...