vitamin d3, k2 calcium gummies by maryruth's, plant based, non-gmo, gluten free for men, women & kids, 2 month supply (60 gummies) maryruth organics k2+d3 calcium gummies: our delicious k2 + d3 calcium gummies, with three flavors in one: peach, mango & apricot, are made from non-gmo, vegan lichen and natto. our vitamin d3 is sourced from wild-crafted, non-gmo, vegan lichen. our k2 is sourced from natto, a traditional japanese fermented soybean product, which is the highest food source of natural k2. it is estimated that 80% of americans do not get enough k2 in their diet, comparable to the deficiency rate of vitamin d. the combination of vitamins d3 and k2 is crucial in aiding the body in calcium absorption, keeping your bones strong and healthy and your arteries clear of blockages.