Ener-D is formulated with a 100% vegetable form of Vitamin D3 sourced from organic lichen, made into a deliciously hydrating and convenient powdered drink format. With added Beta Carotene, Magnesium and Zinc for optimal absorption, plus added Vitamins C, B, Calcium and Zinc for an additional boost to the immune system. You'd never know it from the delicious taste, but Ener-D is proudly sugar-free and sweetened with expertly blended Erythritol and Stevia for a taste that truly hits the spot (with no funky aftertaste). Ener-C Sugar Free Vitamin C Drink Mix is a healthy, caffeine-free way to support daily immunity and energy. The flavors and colors of all our formulas come from real fruit and vegetable sources. We use best-in-class mineral ascorbates as our primary source of vitamin C for superior bioavailability and absorption, along with 24 other essential vitamins and minerals.