As a health advocate and author of the vitamin D book Defend Your Life, I field a lot of questions about vitamin D supplementation. I find that many people are specifically unaware of the importance of vitamin D3 to their health. Moreover, they need guidance about how to best supplement with vitamin D3. With these observations in mind, I offer five (5) thoughts about how to select and take vitamin D3 supplements. Vitamin D3 is the Only “Real” Vitamin D First and foremost, there is only one truly effective vitamin D form. It is called vitamin D3 or cholecalciferol. Vitamin […]