Is Your Vitamin D Supplement Sustainable? How To Tell, From A PhD

To get a sense of how sustainable your vitamin D supplement is, you’ll have to turn the bottle around and take a close look at the label. “Look at the Supplement Facts panel box and the product page for details on your vitamin D3 ingredient source. Lanolin is a quality animal-derived source, but if you’re seeking a plant-derived, sustainable option, organic algae is where it’s at,” Ferira concludes.