The Day My Mentor Told Me 'Vitamin D Is Not a Vitamin'—A Hormone in Vitamin's Clothing

Precision Nutrition, Day 25 of my apprenticeship. Starting today, we enter the world of Vitamin D (VD).I was given two choices on how to approach it. Either extend the structure I saw yesterday—'Mg ...
The Conversation

Vitamin D2 and D3: what’s the difference and which should you take?

Vitamin D is important for maintaining health, as it has many roles in the human body. But there is more than one form of vitamin D, and recent research suggests that these forms may have different ...