Mushrooms Made Real: At Real Mushrooms, we produce vegan vitamins without grain fillers that support overall health. Our products contain 100% organic mushrooms, carefully sourced and processed for potency & efficacy. How to Take: Take this potent immune blend of Vitamin D with a meal and a glass of water. Our vegan supplements are also USDA-certified organic, gluten-free, non-GMO, & vegan. Measured Beta-Glucans: Verified by 3rd-party labs, our Vitamin D supplements have >20% beta-glucans from organic Shiitake and Agaricus mushrooms, and no added starch, mycelium, or grain of any kind. Vitamin D Supplements: This Vitamin D 1000 IU comes from the fruiting bodies of whole mushrooms. Grown sustainably, our D vitamins supplements are also kosher, gluten-free, non-GMO, dairy-free, and nut-free. Your Vegan Source of Vitamin D: We precisely formulated this Vitamin D supplement from hand-picked organic mushrooms. They’re exposed to UV light, which greatly increases vitamin D levels.