We’re picking up where we left off in this 2 part vitamins series! After cracking the bottle open on Vitamins A, B, and C, it’s time to spotlight the underdogs: Vitamins D, E, and K. What purpose do they serve? Why do you need them? And how much is too much?

Master the art of keeping your bones strong, mood steady, skin glowing, and immune system strong as Dan Koh and Neil Humphreys unravel the secrets to the ingredients for a long and healthy life.